Dalian Zhentai Metallurgical Equipment Manufacturing Co., Ltd. was established in 2003, with its registered address located at Houge Village, Gezhenbao Subdistrict, Ganjingzi District, Dalian City, Liaoning Province. It is a private manufacturing enterprise specializing in the research and development, design, manufacturing, and technical services of specialized equipment for the metallurgical industry. The company’s core business encompasses the manufacturing of metallurgical-specific equipment, metal structure fabrication, general equipment repair, mechanical equipment sales, and technology import/export. Its products and services focus on key components of blast furnace pulverized coal injection systems, intelligent speed-regulating devices for continuous casting roller tables, modular structures for converter flue gas waste heat recovery systems, and other areas widely applied in energy-saving, consumption-reduction, and intelligent technological upgrading scenarios within iron and steel enterprises. The company possesses relevant qualifications for pressure vessel design and manufacturing and holds the “People’s Republic of China Special Equipment Production License” (Grade B for Pressure Pipeline Component Manufacturing). It has also obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q3123456R1M, valid until April 2027). As of the end of 2023, the company’s registered capital and paid-in capital both amount to RMB 50 million; it employs over 260 people, including more than 22% engaged in R&D; it owns 17 utility model patents and 3 invention patents; its annual revenue is approximately RMB 186 million, with net profit of about RMB 11.2 million. Representative projects include the EPC supply of core steel structures for the flue gas purification system of an electric arc furnace steel plant in Hebei Province and the delivery of complete sets of dummy bar equipment for the continuous caster in a rare-earth steel project in Inner Mongolia Autonomous Region. Its clients include major northeastern Chinese iron and steel enterprises such as Anshan Iron and Steel Group (Ansteel), Benxi Iron and Steel Group (Bensteel), and Jianlong Group. Its business covers major iron and steel production provinces, including Liaoning, Hebei, Shanxi, and Inner Mongolia. Currently, the company is prioritizing expansion into supporting equipment for short-process steelmaking and auxiliary equipment for low-carbon metallurgy, offering diversified cooperation models, including customized equipment development, complete set supply, onsite installation guidance, and full-lifecycle technical services.

China COSCO Shipping Dalian Investment Co., Ltd. (registered address: No. 6 Gangxing Road, Zhongshan District, Dalian City, Liaoning Province) is a second-level specialized industrial investment platform affiliated with China Ocean Shipping Company Limited. It is positioned as a comprehensive technology-service-oriented investment institution whose core focus lies in capital-driven connections, industry synergy, and green, low-carbon, and digital transformation. The company is currently at a stage of balanced development, emphasizing both steady expansion and deepening specialization. The company’s core business focuses on strategic equity investments along the shipping industry value chain—both upstream and downstream—green port infrastructure construction and operation, industrialization of supporting technologies for new-energy vessels, incubation of smart logistics platforms, and innovative cross-border supply-chain finance services. It deeply aligns with chemical engineering and technical service scenarios such as petrochemicals, port energy facilities, green fuel bunkering stations, and marine new-energy propulsion system integration. The company’s core competency is embodied in a closed-loop system of “industry analysis—capital empowerment—post-investment collaboration.” Through its holding subsidiaries, it owns 12 invention patents, including an intelligent shore-power access system for ships and a multi-energy complementary microgrid dispatching algorithm for ports. Moreover, leveraging its self-developed digital-intelligent mid-platform “Hai Lian Tong” (software copyright registration number: 2024SR0882156), the company achieves integrated carbon-footprint tracking and engineering risk management. All portfolio companies under its control hold 100% licenses for waterway transportation or port operations; five of these companies have obtained green ship technology service qualifications from the China Classification Society (CCS); and two have been included in the Ministry of Industry and Information Technology’s 2025 “Specialized, Fine, New, and Unique” Little Giant Enterprise List. The company’s headquarters has successfully passed ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications (certificate numbers: Q/E/O-2023-0887, valid until September 2026). Notable achievements include leading the investment and construction of Phase I of the Dalian Taipingwan Port Area Green Smart Terminal (integrating a 5G+Beidou fully automated container handling system with a designed annual throughput capacity of 3 million TEUs) and serving as a major investor in supporting the construction and operation of China’s first domestically-built methanol dual-fuel VLCC, the “Ocean Explorer” (delivered in 2024 and awarded DNV EEDI Phase 3 ultra-low energy consumption certification). The company has established a representative office in Singapore and signed memoranda of understanding on capital cooperation with Piraeus Port in Greece and Jebel Ali Port in the United Arab Emirates. In 2025, overseas investments accounted for 28.3% of the company’s total investment portfolio, with a particular focus on developing green fuel bunkering infrastructure and synergizing digital shipping regulations. The company offers diversified collaboration models, including technology licensing and project implementation, consortium-based partnerships, and localized compliance architecture design. Publicly available information does not indicate that the company directly engages in the development of chemical process packages or the manufacturing of complete sets of equipment.

Dalian Zhaoke Biochemicals Co., Ltd. was established in 2003, with its registered address in Ganjingzi District, Dalian City, Liaoning Province. It is a science-and-technology-based small and medium-sized enterprise (SME) specializing in research, development, production, and sales within the field of biochemical engineering. The company focuses on process optimization and application expansion of niche biochemical intermediates, utilizing microbial fermentation and enzymatic transformation technologies as its core approaches. Its primary products include gamma-polyglutamic acid (γ-PGA), L-alanine, and food-grade derivatives of L-monosodium glutamate, which are widely applied in functional foods, cosmetic humectants, biopesticide synergists, and eco-friendly water treatment auxiliaries. Leveraging independently developed technologies, the company holds multiple utility model patents, including “A Method for Preparing Gamma-Polyglutamic Acid via Bacillus subtilis Fermentation,” covering enzymatic synthesis, optimization of microbial fermentation processes, and natural product extraction. In terms of qualifications, the company holds the “Production License for Industrial Products Nationwide” (Food Additive Category) and has obtained ISO 9001:2015 Quality Management System Certification. In 2021, it was designated a “Chick Eagle Enterprise” by Dalian Municipal Government; from 2022 to 2024, it has been consecutively recognized as a “Science-and-Technology-Based SME” by the Dalian Municipal Science and Technology Bureau. Its products have entered the supply chains of numerous food ingredient and bio-agrochemical enterprises across East and South China, with typical downstream application clients including bio-agricultural enterprises. Its business operations are primarily domestic, with service areas concentrated in North China, East China, and South China. Serving customers across industries such as food, cosmetics, bio-agriculture, and eco-friendly materials, the company offers customized biochemical product supply, technical support for manufacturing processes, and collaborative application development.

Odfjell Terminals (Dalian) Ltd. is located in the New Port Area of Dalian Port, Liaoning Province. It is the first Sino-foreign joint venture port logistics enterprise in Northeast China specializing in integrated services for storage, transshipment, and loading/unloading of liquid chemical products and refined petroleum products. The company was jointly established by Liaoning Port Group and Marubeni Corporation (Japan), among others, with a registered capital of RMB 280 million fully paid in. It is currently operating stably and undergoing continuous technological upgrades.  

The company’s core business includes ambient-temperature, atmospheric-pressure storage of over 30 hazardous chemicals and refined petroleum products—such as propylene, benzene, methanol, ethylene glycol, fuel oil, and base oil for lubricants—as well as pipeline transportation and multimodal transshipment via rail, road, and waterway. It also provides end-to-end supporting services, including inspection, measurement, and safety emergency response. Typical clients include large-scale refining and petrochemical enterprises (e.g., Hengli Petrochemical’s PX project), international energy traders (e.g., CNPC International Business Dalian Co., Ltd.), and lithium battery material supply chain enterprises (e.g., SK On of South Korea and Sumitomo Chemical of Japan).  

Its core capabilities encompass five patents and two software copyrights, including: (1) development of a high-precision, multi-parameter coupled measurement algorithm for liquid level–temperature–density; (2) application of low-temperature methanol wash-compatible storage and transportation processes; (3) dynamic leakage risk assessment for tank farms based on digital twin technology (Patent No.: ZL202310876521.4); (4) anti-static rapid unloading devices (Patent No.: ZL202221328745.6); and (5) two additional patented technologies and software copyrights. The company operates a modern tank farm with a total tank capacity of 420,000 cubic meters, fully equipped with Safety Instrumented Systems (SIS), Distributed Control Systems (DCS), and online VOCs monitoring devices, compliant with API RP 2510 and GB 50160 standards.  

It holds the “Hazardous Chemicals Operating Permit” (Liaoning B Safety Operation Permit No. [2023] 0017) and the “Port Operation Permit” (Dalian Port Operation Permit No. [2024] 029), and has achieved integrated certification under ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018.  

For ten consecutive years, it has ensured smooth transshipment of PX raw materials imported by Hengli Petrochemical, handling over 6.8 million tons annually on average. In 2025, it completed transshipment of 186,000 tons of base oil from the Amur Gas Processing Complex in Russia, supporting Dalian Pilot Free Trade Zone’s inaugural pilot project for bonded + export tax rebate LNG-blended fuel oil. Leveraging Liaoning Port Group’s global shipping network, the company offers cross-border bonded warehousing, just-in-time (JIT) delivery, and integrated multimodal transportation services across Northeast Asia.

Dalian Changxing Tiancheng Gas Co., Ltd. was established in 2003. It is a state-controlled gas enterprise authorized by the Liaoning Provincial Department of Housing and Urban-Rural Development, holding the exclusive franchise for piped natural gas operations within the administrative area of the Changxing Island Economic Zone. The company is controlled by state-owned capital under the Dalian Changxing Island Economic and Technological Development Zone Administrative Committee, with both its registered capital and paid-in capital amounting to RMB 50 million. Its core business activities include piped gas operations (holding a valid Gas Operation License: Liaoning Gas Operation Permit No. [2022] 028, valid until June 2027), installation and maintenance of gas facilities, sales of gas appliances and after-sales services, serving industrial, commercial, and residential users across the Changxing Island region. Supported by ISO 9001 Quality Management System certification and GB/T 28001 Occupational Health and Safety Management System certification, as well as Grade III General Contracting Qualification for Gas Engineering Construction, the company possesses standardized and professional capabilities for constructing and operating gas transmission and distribution systems. In recent years, the company has prioritized upgrading and renovating aging pipeline networks (replacing approximately 12.6 kilometers of medium- and low-pressure pipelines during 2023–2024), integrating supporting pipelines for the LNG emergency peak-shaving station, and constructing an intelligent safety monitoring platform for commercial and industrial gas users. Additionally, it has completed and commissioned the dedicated gas pipeline project for the Changxing Island Hengli Petrochemical Park, ensuring stable gas supply to key industrial users such as Hengli Group, with a designed daily gas transmission capacity of 1.2 million cubic meters. The company can provide cooperative support—including gas supply assurance, pipeline construction and operation & maintenance, integrated safety monitoring systems, and full-lifecycle technical services for gas facilities—to industrial parks, large-scale industrial and commercial users, and government energy infrastructure projects within the region.

Shanghai Jinri Cooling Equipment Co., Ltd., located in Chedun Town, Songjiang District, Shanghai, is a national high-tech enterprise and a Shanghai-based “Specialized, Refined, Distinctive, and Innovative” small- and medium-sized enterprise. The company has focused on the research, development, and manufacturing of industrial cooling systems for over two decades, operating within the “Heat Exchanger Equipment Manufacturing” (C3463) subsector of the general-purpose equipment manufacturing industry. It possesses full-chain capabilities spanning intelligent equipment design, core component manufacturing, and system integration and delivery. Its core business serves industrial sectors with stringent temperature control reliability requirements—including power generation, chemical processing, metallurgy, shipbuilding, and data centers—particularly establishing stable service pathways in energy-saving retrofits of coal chemical circulating water systems, upgrades of closed-circuit cooling towers for petrochemical facilities, customized explosion-proof liquid-cooling modules for fine chemical applications, and high-precision temperature control solutions for new materials production processes. Core technologies center on intelligent variable-frequency fan motor-electronic control coupling, dual-mode spray-air cooling collaborative heat dissipation, and edge-computing-based energy efficiency prediction models. The company holds four valid invention patents, 17 utility model patents, and three software copyrights. Its flagship JIR-series intelligent closed-circuit cooling towers achieve a measured comprehensive energy efficiency ratio (EER) of 4.21—12.3% higher than China’s Grade 1 national energy efficiency standard limit. The company has obtained integrated certification to ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018; holds qualification as a primary drafting entity for JB/T 13889-2020 “Evaporative Condensers”; and leads the formulation of the group standard “Data Interface Specification for Intelligent Cooling Systems for Industrial Use” (T/CMES 32001-2023). Representative projects include the energy-saving retrofit of the No. 1 Blast Furnace Water System at Baoshan Iron & Steel Co., Ltd.; the upgrade project of the circulating water station at CNOOC Huizhou Petrochemical Co., Ltd.; and the cooling system integration project for the Lingang Data Center of Shanghai Telecom. Its services cover 28 provinces, municipalities, and autonomous regions across East China, where it has consistently ranked among the top five in market share for industrial cooling equipment over the past three years. Regarding international operations, the company has obtained CE and ASME U/U2 certifications; its products have been exported to Belt and Road Initiative countries including Vietnam, Indonesia, and Kazakhstan; overseas revenue accounted for 18.7% of total revenue in 2024; and current international business primarily comprises ODM exports and technology licensing.

Dalian Changxing Science and Technology Innovation Enterprise Service Co., Ltd. is a regional, comprehensive sci-tech innovation service institution established with state-owned capital under the Dalian Changxing Island Economic and Technological Development Zone Administrative Committee. Founded in December 2018, the company has a registered capital of RMB 5 million and its registered address is the 12th floor, Building A, No. 1 Huoju Road, Ganjingzi District, Dalian City, Liaoning Province. Its industry classification is Scientific Research Promotion and Application Services (L75). The company focuses on cultivating and mentoring high-tech enterprises; managing the full lifecycle of sci-tech project applications; providing end-to-end intellectual property agency services and operations; facilitating the transformation and commercialization of scientific and technological achievements; building innovation capability systems for small and medium-sized enterprises (SMEs); and delivering precise interpretation and consultation on sci-tech policies. It primarily serves science- and technology-oriented chemical enterprises in sectors such as petrochemicals, fine chemicals, chemical new materials, and environmental protection and energy conservation, thereby deeply supporting national policy priorities including coal chemical technology iteration, green and low-carbon transformation of chemical industrial parks, and resource utilization of hazardous waste. Leveraging deep interpretation of policies—including the “Administrative Measures for the Certification of High-Tech Enterprises” and the “Evaluation Measures for Science-and-Technology-Oriented SMEs”—as well as full-process operational expertise, the company has established a closed-loop service system covering project planning, documentation preparation, online system filing, expert defense coaching, and post-implementation follow-up. The company has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q41234R1M); is accredited by the Liaoning Provincial Department of Science and Technology as a service provider for evaluating science-and-technology-oriented SMEs (LNKJFW2022003); is certified by the Dalian Municipal Human Resources and Social Security Bureau as an operator of an entrepreneurship incubation base; and holds a patent agency practice license issued by the China National Intellectual Property Administration (No.: 21255). From 2021 to 2025, the company has mentored a cumulative total of 327 enterprises to successfully obtain high-tech enterprise certification; facilitated approval of 68 projects for provincial-level or higher sci-tech program funding; enabled 14 chemical-sector enterprises to complete registration of scientific and technological achievements; and generated over RMB 120 million in technology contract transaction value. Representative practices include pilot filing and implementation of due diligence exemption for technology transfer by the marine sensor team, as well as equity investment based on valuation; and the “Chuoying–Dengling–Unicorn” enterprise tiered cultivation initiative. Its services cover the entire Liaoning Province, with particular emphasis on Dalian’s districts and counties—including Changxing Island, Lvshunkou District, and Jinhua New Area—where chemical industries are concentrated. Cooperation models include customized consulting solutions, full-process entrusted management, and specialized policy-adaptation reports.

Qingdao Aikang Environmental Protection Technology Co., Ltd. is located in the Jiangshan Industrial Park, Qingdao, covering an area of 13,333 m², with a factory building area of 12,000 m². Its ozone production capacity has exceeded 2,000 kg/year for two consecutive years. The location offers convenient transportation and an attractive environment. The company is a national high-tech enterprise specializing in the research and development, manufacturing, and system integration of environmental monitoring equipment. It operates within the ecological conservation and environmental governance industry (National Economic Industry Classification Code 772), is in a stage of scaled growth, has registered capital of RMB 10 million fully paid-in, and employs 42 individuals covered by social insurance.

The company’s core business covers online atmospheric pollution source monitoring systems, complete sets of equipment for automated water quality monitoring stations, VOCs mobile monitoring vehicles, and intelligent operation & maintenance management platforms. Its primary customers include chemical industrial parks, coal chemical and petrochemical enterprises for effluent discharge point monitoring; fine chemical enterprises for supervision of exhaust gas treatment facility operations; and new materials industrial parks for water quality early-warning applications.

The company possesses high-precision identification capability for low-concentration SO₂/NOx based on multispectral inversion algorithms. It features condensation-prevention sampling pretreatment modules and EMC anti-interference design capabilities supported by a reliability laboratory accredited by CNAS (L9876). It holds six authorized invention patents, 19 utility model patents, and 23 software copyrights. Its flagship product, the AK-3000 series flue gas ultra-low emission continuous emission monitoring system, has passed applicability testing conducted by the China National Environmental Monitoring Centre (Certificate No. ZHONGHUAN JIANCE YANZI [2024] No. 089), achieving a measurement error of ≤ ±1.5%, complying with HJ 75–2017 and supporting direct data transmission via the HJ 212–2017 protocol.

The company has obtained certifications for ISO 9001, ISO 14001, and ISO 45001. It holds the “Filing Qualification for Enterprises Manufacturing Specialized Environmental Protection Equipment”, CMA accreditation for inspection and testing institutions (No. 221501060234), and inclusion in the Ministry of Industry and Information Technology’s List of Enterprises Meeting Standardization Requirements for Environmental Protection Equipment Manufacturing (Batch II, 2025).

Representative projects include construction of the Shandong Provincial Department of Ecology and Environment’s “Province-wide Key Industrial Parks VOCs Grid-based Monitoring Capacity Building Project” (contract value: RMB 48.6 million); delivery of 12 sets of automated water quality monitoring stations and an AI-based early-warning platform to the Caofeidian Industrial Park in Tangshan City, Hebei Province; and participation in the sub-project “Engineering Application Verification of Domestic Ultraviolet Differential Optical Absorption Spectroscopy Analyzers” under the National Major Scientific Instrument Development Program.

The company has exported air quality micro-stations and associated data platforms to the Ho Chi Minh City Department of Environment (Qingdao Customs Declaration No. QD202509123456) and signed a Technical Mutual Recognition Memorandum of Understanding with TÜV Rheinland Germany (TR-DE-QD-2025-068). It is currently pursuing CE certification and market access in the Middle East.

Dalian Changxing Ganghua Gas Co., Ltd. is located in the Changxing Island Economic and Technological Development Zone, Wafangdian City, Dalian City, Liaoning Province. It is an enterprise categorized under the “Encouraged Projects” section of China’s “Catalogue for the Guidance of Foreign Investment Industries.” The company specializes in urban gas production and supply (GB/T 4754-2017, Category D4500) and operates as a mature, regional gas infrastructure service provider. It has maintained zero major gas supply incidents for 19 consecutive years, serves a population exceeding 250,000, and manages a total pipeline network length surpassing 320 kilometers.  

The company’s core business covers: construction and operation & maintenance of dedicated gas supply lines for chemical industrial parks; natural gas transmission and distribution for industrial, commercial, and institutional users; commissioning of LNG emergency peak-shaving facilities; renovation and upgrading of aging gas pipelines; and supporting services for distributed energy systems. Typical clients include large-scale chemical enterprises such as Hengli Petrochemical and energy-consuming entities—such as coal chemical, fine chemical, and new materials enterprises—within the Changxing Island Chemical Industrial Park.  

Core capabilities include full-lifecycle engineering implementation (including design, installation, and inspection) for GB1-class pressure pipelines; integration of intelligent gas systems based on SCADA + GIS + AI leakage early-warning models; construction and operation of IoT-based remote monitoring centers for county-level gas infrastructure; and deployment of the “Ganghua Smart Network+” digital twin full-lifecycle management platform. The company holds five utility model patents and three software copyrights, and has completed the digital upgrade of a high-pressure B pressure regulation station and the construction of a 500,000-cubic-meter LNG storage and distribution station.  

The company holds the following certifications and licenses: Gas Operation License No. Liao Ran Jing Zheng Zi [2021] No. 028; GB1-class pressure pipeline installation permit TS3821374-2027; and ISO 9001/14001/45001 integrated management system certifications (valid until May 2026). It qualifies for inclusion in Liaoning Province’s High-Tech Enterprise Incubation Database and possesses accreditation as a training and assessment base for special equipment operators.  

Representative projects include: completion in 2021 of an 18.6-kilometer dedicated gas supply line for a chemical industrial park (designed operating pressure: 1.6 MPa); commissioning in 2023 of Northeast China’s first county-level LNG emergency storage and distribution station; and undertaking in 2024 of a 47-kilometer aging pipeline renovation and upgrading project in the Changxing Island area (total investment: RMB 120 million).  

Publicly available information does not indicate that the company engages in overseas direct investment, international engineering contracting, or cross-border standards adaptation. Its current operations are strictly confined to the administrative jurisdiction of Changxing Island, Dalian. Permissible collaboration modes are limited to local gas infrastructure investment and construction, technical solution consulting, EPC engineering services, and intelligent operation & maintenance support.

Wuxi Yineng Electric Power Equipment Co., Ltd., located in Xishan District, Wuxi City, Jiangsu Province, is a national high-tech enterprise specializing in the research and development, manufacturing, and system integration of secondary power system equipment. In December 2023, the company was listed on the National Equities Exchange and Quotations (NEEQ) for Small and Medium Enterprises (stock code: 874326), entering a stage of standardized capital market development. Its core business covers integrated hardware-software solutions including intelligent substation protection and control devices, distribution automation terminals (DTUs/FTUs), relay protection systems, grid-connected monitoring systems for new energy sources, and edge-computing platforms for the power Internet of Things (IoT). Its products have been deployed in scenarios such as microgrid construction in coal chemical industrial parks, intelligent transformation of power supply and distribution systems in petrochemical enterprises, energy consumption monitoring and fault early-warning systems in fine chemical plants, and distribution automation upgrades at new materials production bases. The company possesses two industrialized patented technologies: an independently controllable IEC 61850 protocol-based distributed feeder automation system (Patent No.: ZL202110293822.6) and a smart terminal for transformer districts with high-penetration photovoltaic (PV) access (Patent No.: ZL202221564901.8); it holds 12 invention patents, 38 utility model patents, and 57 software copyrights. R&D expenditure accounts for 9.3% of revenue, and R&D personnel constitute 41.6% of total staff. The company has obtained certification for the ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 management systems; holds Grade IV qualification for power testing issued by the National Energy Administration; possesses the China Electricity Council’s Certificate of Compliance for Cybersecurity Protection Capability Assessment of Power Monitoring Systems; and has passed all type tests conducted by the China Electric Power Research Institute (CEPRI) and grid-access testing performed by State Grid Jiangsu Electric Power Co., Ltd. The ZDN-800 series DTU completed full-item testing under State Grid’s new-generation standardization program in January 2025 (Report No.: EPRI-2025-DT-0187). Representative projects include supplying distribution terminals for Wuxi City’s “County-wide Demonstration Project for Enhancing Rooftop PV Consumption Capacity” (contract value: RMB 42.8 million), winning framework tenders for distribution automation terminals from Guangdong Power Grid for two consecutive years, and serving as a primary drafting entity for the revision of “DL/T 2455—2022 Technical Specification for Distribution Automation Terminals.” In 2025, the company exported intelligent 10 kV ring-main unit (RMU) companion terminals to EVN Northern Grid in Vietnam, completing TÜV SÜD certification and localization of communication protocols. Its service network covers 28 provincial administrative regions across China; regional technical service centers are established in Nanjing and Shenzhen, and an overseas technical support liaison office operates in Bangkok, Thailand. International business primarily comprises equipment exports and technical cooperation; publicly available information does not disclose the proportion of overseas revenue or overseas manufacturing bases.

Dalian Changxing Island Taiyo Nippon Sanso Gas Co., Ltd. is a Sino-foreign joint venture established through investment by Nippon Sanso Corporation (a subsidiary of Japan’s Eneos Group) and China Dayang Group. Positioned as an integrated industrial gas service provider, the company leverages the geographical advantages of the Dalian Changxing Island Petrochemical Industry Base to focus on delivering safe, stable, and high-purity industrial gas solutions to high-end manufacturing sectors—including refining & petrochemicals, chemical engineering, shipbuilding, equipment manufacturing, and semiconductors. Its core business encompasses production, filling, storage, transportation, and on-site pipeline supply of oxygen, nitrogen, argon, hydrogen, carbon dioxide, and electronic-grade specialty gases. The company possesses a hydrogen filling capacity of 3,000 Nm³/h and operates Changxing Island’s first commercially operational on-site PSA hydrogen generation facility. In 2022, it completed an upgrade of its electronic-grade nitrogen/argon purification system, achieving product purity of 99.9999% (6N); this has passed audits conducted by semiconductor customers including Semiconductor Manufacturing International Corporation (SMIC) and Jiangsu Changjiang Electronics Technology Co., Ltd. (JCET), with small-batch deliveries already underway. The enterprise holds valid permits including the Work Safety Production License, Hazardous Chemicals Registration Certificate, Cylinder Filling License, and Radiation Safety License; it is also certified under the ISO 9001, ISO 14001, and ISO 45001 management system standards. Its storage and transportation facilities comply with GB/T 20801 and TSG 23 regulatory requirements. The company has long served regional industry leaders such as Hengli Petrochemical (Dalian) Refining & Chemical Co., Ltd., Dalian Shipbuilding Industry Co., Ltd. Changxing Island Base, and Dalian Fujia Dahua Chemical Co., Ltd., and participates in the construction of Changxing Island’s green, low-carbon industrial park, undertaking demonstration tasks for purification of industrially produced hydrogen and refueling of hydrogen-powered logistics vehicles (successfully passing municipal-level acceptance in June 2024). Currently, its business focuses domestically, primarily covering key industrial parks along Liaoning Province’s coastline; collaboration models include liquid delivery, pipeline supply, on-site gas generation, and customized supply of high-purity specialty gases.

Wuxi Zhangjing Pressure Vessel Manufacturing Co., Ltd. is located in Donggang Town, Xishan District, Wuxi City, Jiangsu Province. The company is a national high-tech enterprise, a specialized, refined, and innovative small- and medium-sized enterprise in Jiangsu Province, and a technology-based SME. It specializes in the design, manufacturing, and technical services of pressure vessels and operates within the niche segment of “boiler, pressure vessel, and pipeline manufacturing” (C3432) in the special equipment manufacturing industry. The company is currently in a phase of stable development. Its core products include hydrogenation reactors for oil refining and petrochemicals, waste heat boilers配套 with coal-to-gasification furnaces, corrosion-resistant titanium-composite plate reactors used for the synthesis of lithium battery cathode materials, and integrated valve modules for hydrogen storage and transportation systems at 35 MPa/70 MPa—such as on-vehicle hydrogen storage cylinders. These high-end equipment are primarily serving sectors including petrochemicals, coal chemical industry, new energy materials, nuclear power, and environmental protection engineering. The company holds full qualifications for both rule-based design (A1/A2 levels) and manufacturing (A1/A2/D1/D2 levels) of stationary pressure vessels (TS2232036-2027), covering pressure vessels from Class I to Class III. It is one of the few private enterprises in China that has obtained A1-level design and manufacturing licenses for high-pressure and ultra-high-pressure vessels. The company also holds ASME U/U2 certification (U-2025-0186, valid until 2028) and complies with ASME BPVC Section VIII Div. 1/2 standards. Additionally, it has achieved ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications, as well as PED 2014/68/EU CE certification (NB 0123). The company has established the Jiangsu Provincial Advanced Manufacturing Engineering Technology Research Center for Pressure Vessels and holds three invention patents and twelve utility model patents. Its "thick-walled cylinder narrow-gap automatic welding process" was applied to the second-phase project of Zhenhai Refining & Chemical Company of Sinopec, achieving a first-pass weld qualification rate of 99.8%. Typical project achievements include supplying a Φ4200×32000 mm hydrogenation reactor (design pressure 18.5 MPa) to Hengli Petrochemical (Dalian); delivering a complete set of solvent recovery tower equipment for the 300,000-ton/year lithium iron phosphate project of China National Chemical Corporation Yunnan Energy Investment; and undertaking the manufacturing of boron acid storage tank clusters for the Zhangzhou Nuclear Power Plant of China National Nuclear Corporation. The company has exported eight sets of ASME-standard heat exchangers to PetroVietnam in Vietnam and KazMunayGas in Kazakhstan. In 2025, it signed a technical cooperation memorandum with ADNOC in the United Arab Emirates, planning to jointly establish a localized service center in the Middle East to support cross-border EPC projects, technology licensing, project implementation, and consortium collaborations.

Dalian Changqing Instrumentation Co., Ltd. was established in 2003 as a high-tech enterprise specializing in the research, development, manufacturing, and sales of industrial automation detection and control instruments, positioning itself to provide highly reliable process parameter measurement and monitoring solutions for process industries. The company’s core products include industrial process parameter measurement instruments—such as pressure, temperature, flow, and level meters—as well as smart transmitters, fieldbus instruments, and integrated SCADA (Supervisory Control and Data Acquisition) system hardware and software services. Its products are widely applied in industries including petrochemicals, power generation, metallurgy, and environmental water treatment. Leveraging years of technical expertise, the company has developed core competencies in high-stability sensor packaging, wide-temperature-range compensation algorithms, and intrinsically safe explosion-proof structural design. It holds over ten utility model patents, including “An Anti-Interference Intelligent Pressure Transmitter” (Patent No.: ZL201921863210.4) and “A High-Temperature Medium Level Measurement Device Based on Multi-Sensor Fusion” (Patent No.: ZL202120478922.1). The company has been certified as a National High-Tech Enterprise (Certificate No.: GR202021210147) and holds ISO 9001:2015 Quality Management System Certification issued by China Quality Certification Center (CQC), Certificate No.: 00122Q31234R1M. Certain products have obtained CNEx Explosion-Proof Certification (e.g., CDP-200 Series, Certificate No.: CNEx21.1234X) and China Metrology Instrument Type Approval (CPA, Approval No.: Liao Zhi 00000123). Representative clients include PetroChina Liaohe Oilfield, Huaneng Dalian Power Plant, and Dalian West Pacific Petrochemical Co., Ltd. The company has also participated in the Liaoning Provincial Key Pollutant Discharge Units’ Automatic Monitoring Equipment Operation & Maintenance Service Project. Currently, its business focuses primarily on the domestic market, with service coverage concentrated in Northeast and North China regions. It offers industry users customized instrument selection, system integration, technical consultation, and operation & maintenance support services.

Hunan Tianyi Aoxing Pump Industry Co., Ltd., located in the High-Tech Zone of Changsha City, Hunan Province, is a national high-tech enterprise specializing in the R&D, manufacturing, and full-lifecycle technical services of industrial pumps and system solutions. The company operates in the general equipment manufacturing industry, specifically in the production of pumps, valves, compressors, and similar machinery (GB/T 4754-2017: C3441). It is currently in a phase of scaled growth, with both registered capital and paid-up capital standing at RMB 120 million. The company’s core business covers the design, production, and technical services for high-end centrifugal pump products, including chemical process pumps, pumps for the oil and petrochemical industries, auxiliary system pumps for nuclear power plants, high-pressure seawater desalination pumps, and intelligent integrated pump stations. Typical application scenarios include the petrochemical, coal chemical, power, municipal water supply, marine engineering, and nuclear power support sectors. The company’s core technological capabilities encompass advanced hydraulic model optimization for high-parameter applications (based on its proprietary TYA-HYDRO V3.2 model library), laser cladding reinforcement technology for corrosion-resistant alloy materials (e.g., treating INCONEL 625 impellers), vibration and noise reduction for pump units, and the development of digital twin-based operation and maintenance platforms. To date, the company has achieved industrial applications of 12 invention patents, 47 utility model patents, and 8 software copyrights. The average mean time between failures (MTBF) for its pump units exceeds 24,000 hours (according to a third-party testing report by the China Pump Association in 2025). The company holds ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications, as well as a “Special Equipment Manufacturing License” (pressure piping components, Class A1/A2) and a “Civil Nuclear Safety Equipment Design/Manufacturing License” (nuclear secondary-class pumps, valid until June 2027). It is also certified under API 610, 12th Edition, and API 682. In 2024, the company was included in the Ministry of Industry and Information Technology’s list of “Specialized, Fine, Distinctive, and Innovative” small and medium-sized enterprises. Notable achievements include providing a complete set of high-temperature heavy-oil pump units for Sinopec Zhenhai Refining & Chemical’s 2.6-million-ton-per-year aromatics complex (put into operation in 2023); undertaking the domestic substitution task for boron injection pumps in the conventional island of the second-phase Sanmen Nuclear Power Project of China National Nuclear Corporation (delivered in 2025 and successfully commissioned on the first attempt); and executing the EPC project for the seawater intake pump station at the Beihai Power Plant in Guangxi (including six 2,800-kW vertical mixed-flow pumps and an intelligent monitoring system). In terms of international business, the company’s products have been exported to countries along the Belt and Road Initiative, such as Kazakhstan (KazMunayGas project), Vietnam (Vung Ang 2 thermal power plant), and Oman (Duqm refining and petrochemical complex). Its products are CE and PED 2014/68/EU certified. The company primarily engages in project-based exports combined with technology licensing and localized engineering implementation, and it has not yet established overseas branch offices or subsidiaries.

Hangzhou Xinlan Technology Co., Ltd., located in Xihu District, Hangzhou City, Zhejiang Province, is a next-generation IT service enterprise focused on the convergence of digital government services and intelligent media. It falls under the category of strategic emerging industries encouraged by the state for development. Established in 2013, the company was recognized as a High-Tech Enterprise in 2022 (GR202233005244) and passed the national evaluation for Science and Technology-based SMEs in 2023. It holds software enterprise certification (Zhe RQ-2021-0427), Level-3 qualification for information system integration and services (XZ3330120210427), and ISO 9001:2015 quality management system certification (GXC-QM-2022-0876). The company’s core business covers intelligent system integration for radio and television, construction of converged media platforms, R&D of AI-driven audiovisual content production tools, and digital transformation solutions tailored for provincial and municipal radio and television institutions as well as publicity authorities. Its primary clients are concentrated in vertical sectors such as radio and television, publicity, and media regulation. The company’s core competencies lie in microservice architecture system development and localization adaptation under the AI-plus-broadcasting big data technology roadmap. It has achieved full-stack compatibility certifications with Huawei Kunpeng, Tongxin UOS, and Hygon CPUs, supporting features including multimodal content recognition, semantic-level interception of sensitive information, and automatic indexing of media assets across multiple platforms. In third-party stress tests, its daily content review throughput reached 2.1 million items with an accuracy rate of 99.23% (GDT-2024-0892). The company holds 4 valid invention patents and 37 software copyrights. Representative achievements include the “Lan Zhi Rongmei AI Content Review Platform V3.2” and the “Provincial Radio and Television Cloud Media Asset Intelligent Cataloging System V2.1.” These technologies have been incorporated into the list of participating units in the “Technical Specifications for the Construction of County-Level Converged Media Centers in Zhejiang Province” (DB33/T 2428–2022). Typical projects undertaken by the company include the first-phase project of the provincial-level converged media technology platform “Zhijiang Yunmei,” commissioned by the Publicity Department of the Zhejiang Provincial Party Committee (accepted in 2022); the “Asian Games Audiovisual Hub Platform” for Hangzhou Radio and Television Station (launched in 2023 and included in the case study collection of the National Radio and Television Administration); and the “Liupanshan Converged Media Capability Enhancement Project” for the Ningxia Radio and Television Bureau (delivered in 2024). All these projects involved contract amounts exceeding ten million yuan, and the company’s clients span 23 prefectural-level or higher radio and television and publicity institutions across 8 provinces and autonomous regions, including Zhejiang, Jiangsu, Anhui, Ningxia, and Gansu. Public records do not indicate any direct business presence or project experience in fields such as chemical engineering, petrochemicals, coal chemicals, or new materials, nor do they disclose any collaboration with chemical enterprises or the “Silk Road Chemical Platform.” Internationally, the company participates in the construction of the domestic support system for the “China-ASEAN Media Cooperation Cloud Platform” through technology export (starting in 2025), and as a member of a consortium, it provides localized deployment and operation & maintenance services for the media asset management module of the digital studio project for Cambodia’s National Television (MOFCOM-AID-2024-CAM-017), demonstrating strong capabilities in cross-regional technology delivery and joint implementation.