Dalian Shipbuilding Industry Group Co., Ltd. (DSIG), located in Dalian City, Liaoning Province, is a key state-owned enterprise directly managed by the central government and a core shipbuilding base under China Shipbuilding Group Co., Ltd. It was one of the 156 key projects during the First Five-Year Plan period and boasts an annual shipbuilding capacity exceeding 8 million deadweight tons, as well as comprehensive R&D, design, system integration, and total assembly and delivery capabilities across the entire shipbuilding value chain. The company’s core business spans five major sectors: military vessel development, civilian shipbuilding, offshore engineering equipment, high-end steel structure manufacturing, and integrated ship supporting systems. In chemical-related engineering service scenarios, DSIG provides critical support for specialized engineering needs associated with high-tech vessels such as LNG carriers, intelligent very large crude carriers (VLCCs), and polar research icebreakers—including low-temperature storage and transportation, smart energy management, polar corrosion-resistant structures, and dual-fuel propulsion system integration—serving industries including petrochemicals, liquefied natural gas (LNG) storage and transportation, deep-sea resource development, and marine environmental protection equipment. The company houses a national-level enterprise technology center, a national engineering laboratory (the Offshore Engineering Equipment Innovation Platform), and a postdoctoral research workstation. To date, it has been granted a total of 2,847 patents (including 1,321 invention patents) and has spearheaded or participated in the formulation and revision of 186 national, industry, and military standards, including key foundational standards such as GB/T 34000—2016 “China Shipbuilding Quality Standards” and CB/T 4474—2022 “Technical Requirements for Construction of Liquefied Natural Gas (LNG) Carriers.” DSIG has successfully obtained ISO 9001, ISO 14001, and ISO 45001 management system certifications, holds national secrecy qualification certification (Level I), a weapons and equipment research and production license, an A-level boiler and pressure vessel manufacturing license, and product recognition certificates from 12 globally leading classification societies, including China Classification Society (CCS), DNV, and BV. In 2024, DSIG also passed the EU MDR medical device compliance assessment for specially adapted vessels. Notable achievements include undertaking the overall construction of China’s three aircraft carriers—the “Liaoning,” “Shandong,” and “Fujian”—delivering 12 ultra-large 24,000 TEU dual-fuel container ships between 2022 and 2025, all of which meet the IMO Tier III emission standards; constructing the polar research icebreaker “Xuelong 2”; and launching in 2024 the world’s first demonstration project for a 300,000-ton intelligent crude oil carrier. Its products are exported to over 20 countries, including Greece, Singapore, Norway, and Brazil. In 2025, international orders will account for 41.7% of its total output. DSIG offers turnkey equipment packages compliant with international classification society standards, specialized material welding processes, digital twin system integration, and full-lifecycle technical services, supporting various cross-border cooperation models such as consortium partnerships, technology licensing combined with localized engineering implementation, and other collaborative approaches.

Dalian Heng'an Safety Technology Consulting Co., Ltd., located in Shahekou District, Dalian City, Liaoning Province, is a professional institution specializing in safety and occupational health technical services. It is a light-asset, knowledge-intensive safety consulting enterprise with registered capital of RMB 3 million. Since its establishment in 2013, the company has remained continuously operational, with no judicial risks or business anomalies recorded. The company’s core business covers full-cycle safety compliance support for the chemical industry, focusing on high-risk sectors including petroleum refining, chemical raw materials and chemical manufacturing, pharmaceutical manufacturing, and metal and non-metallic mineral mining and processing. Typical clients include storage units affiliated with Hengli Petrochemical (Dalian) Refining Co., Ltd., Dalian Bingshan Group, subsidiaries under Wafangdian Bearing Group, and numerous small- and medium-sized hazardous chemicals trading enterprises. Its core capabilities lie in end-to-end safety evaluation and occupational health technical service delivery, possessing comprehensive technical execution capabilities covering pre-evaluation of safety, specialized review of safety facility design documentation, safety acceptance evaluation, current status evaluation, pre-evaluation of occupational disease hazards, evaluation of control effectiveness, and workplace hazard factor testing. Its approved scope of business encompasses typical chemical industry scenarios such as LNG peak-shaving stations, refinery-supporting storage and transportation facilities, and pilot-scale fine chemical production installations. The company holds the “Safety Evaluation Institution Qualification Certificate” (APJ-(Liao)-007) issued by the Liaoning Provincial Department of Emergency Management, valid until January 2027; it also holds the “Occupational Health Technical Service Institution Qualification Certificate” (Liao Wei Zhi Ji Zi [2022] No. 048) issued by the Liaoning Provincial Health Commission, and has obtained ISO 9001:2015 Quality Management System Certification (issued by China Quality Certification Center, Certificate No.: 02622Q30273R3M), covering the entire process of safety evaluation, occupational health technical services, and occupational safety management consulting. Over the past three years, the company has completed more than 180 safety evaluation projects. Notably, its “Pre-evaluation of Safety for an LNG Peak-Shaving Station Construction Project on Changxing Island” undertaken in 2024 was selected by the Liaoning Provincial Department of Emergency Management as an outstanding evaluation case of the year.

Dalian Shipbuilding Industry Group Co., Ltd. (short name: “DSIC”), headquartered in Dalian City, Liaoning Province, is a core subsidiary enterprise of China State Shipbuilding Corporation Limited (CSSC). Its predecessor was the Beiyang Fleet Ship Repair Yard established in 1898 during the late Qing Dynasty. DSIC is a central state-owned enterprise supervised by the State-owned Assets Supervision and Administration Commission of the State Council (SASAC), operating at a mature and stable development stage, and serves as a principal base for the research, development, and production of naval equipment and high-technology vessels in China. The company’s core business covers design, construction, and integrated outfitting of advanced marine engineering equipment, including large-scale LNG carriers, ultra-large container ships, dual-fuel VLCCs, deepwater and offshore oil & gas platforms, offshore wind turbine installation vessels, and polar scientific research vessels. Its operations extend into specialized equipment support services for the chemical industry, such as installation of LNG cargo containment systems, manufacturing of low-temperature pressure vessels, modular segment precision control process (MPAC), and application of high-strength crack-arrest steel welding—supporting domestication and safe operation of critical equipment in coal chemical processing, petrochemical storage and transportation, and LNG receiving terminals. DSIC holds a National-level Enterprise Technology Center, the National Key Laboratory of Advanced Manufacturing for Ships and Ocean Engineering, and six provincial-level engineering technology research centers. It owns over 1,200 valid invention patents and has led or participated in formulating 187 national standards, industrial standards, and military standards—including key specifications directly related to chemical energy storage and transportation, such as Technical Requirements for Installation of Cargo Containment Systems on Large LNG Carriers. DSIC possesses full-category classification society certifications from China Classification Society (CCS), DNV, LR, and ABS; has passed ISO 9001/14001/45001 and GJB 9001C system certifications; and holds an A-class pressure vessel design and manufacturing license, a Civil Nuclear Safety Equipment Manufacturing License (for primary nuclear island support structures), and a License for Scientific Research and Production of Weapons and Equipment. Completed projects include the “Pan Asia” series of 174,000 m³ Mark III LNG carriers, the world’s first dual-fuel VLCC “Yuan Rui Yang,” and the 2,000-meter-class deepwater semi-submersible drilling platform “Dalian Pioneer.” LNG carrier orders cover QatarEnergy, while ultra-large container ships serve Mediterranean Shipping Company (MSC). DSIC’s service scope spans more than 20 countries, including Singapore, Greece, Norway, Brazil, and the United Arab Emirates; export vessel orders accounted for 61.3% of total orders in 2025. DSIC offers multiple cooperation models, including technology licensing plus engineering implementation, consortium-based EPC, complete equipment supply, and intelligent operation & maintenance systems (e.g., the “DSIC Smart Navigation” energy efficiency management platform).

Dalian Washin Coatings Co., Ltd. is located in the Jinpu New Area of Dalian City, Liaoning Province. Established in 2003, it is a national high-tech enterprise with registered and paid-in capital both amounting to RMB 10 million. The company specializes in the research, development, production, and sales of industrial protective coatings and belongs to the chemical raw materials and chemical products manufacturing industry (C26). Its business model is technology-driven manufacturing coupled with engineering support services. The company’s core offerings include high-performance anti-corrosion coatings and environmentally friendly industrial coating solutions. Its product portfolio covers heavy-duty anti-corrosion primers (epoxy zinc-rich, inorganic silicate zinc), intermediate coats (epoxy micaceous iron oxide), topcoats (acrylic polyurethane, fluorocarbon, organic silicone heat-resistant), and specialty functional coatings (conductive static-dissipative, fire-retardant, antimicrobial). Typical application scenarios include wind turbine towers, marine engineering equipment, port machinery, petrochemical storage tanks, and rail transit vehicles. The company holds three authorized invention patents and seven utility model patents, all with the company as the sole patent holder. Its technological development focuses on low-VOC waterborne formulations, graphene enhancement, bio-based polyol substitution, and solvent-free systems. It possesses full-chain capabilities spanning formulation development, pilot-scale validation, and stable mass production. It provides comprehensive coating system solutions, including material selection, construction process guidance, on-site technical support, and service life assessment. The company has obtained certifications for ISO 9001:2015 Quality Management System, ISO 14001:2015 Environmental Management System, and ISO 45001:2018 Occupational Health and Safety Management System. It holds the “Work Safety Production License” (Liaoning WHAQXZ No. [2021] 02-0307), authorizing production of hazardous chemical coatings; additionally, it has received the “Green Coating Product Certification” from the China Coatings Industry Association and REACH SVHC and RoHS compliance reports issued by SGS. From 2021 to 2023, it served as a supplier of corrosion protection coatings for wind turbine towers to Dalian Shipbuilding Industry Group Co., Ltd. for three consecutive years, delivering over 1,200 metric tons cumulatively. In 2022, it was selected as the designated supplier for the “China-Russia East-Route Natural Gas Pipeline Liaoning Section Station Structural Steel Corrosion Protection Project” undertaken by China National Petroleum Pipeline Network Group Co., Ltd. It participated in drafting the group standard “Technical Specification for Long-Term Anti-Corrosion Coatings for Wind Power Generation Equipment” (T/CPCIF 0215–2024) and served as a principal drafting entity. The company has obtained customs export registration qualification (Registration Code: 2102960A1H); its export value in 2023 amounted to RMB 8.62 million, with products shipped to Vietnam, Indonesia, and the United Arab Emirates for corrosion protection of port container gantry cranes and photovoltaic support structure coating projects. It possesses supporting documentation for EU CE marking self-declaration and is capable of engaging in technology licensing plus localized engineering implementation cooperation.

Dalian Shipbuilding Offshore Co., Ltd. (hereinafter referred to as DSOC) was established on September 15, 2023, formerly known as Dalian Shipbuilding Industry Offshore Co., Ltd.  Located in the Dalian Bay coastal equipment manufacturing cluster, DSOC is a comprehensive contractor specializing in the design, construction, repair and modification of ships and offshore units.
DSOC has assembled a top-tier domestic management and technical team, equipped with advanced production facilities capable of simultaneously constructing various types of vessels and offshore products, including jack-up and semi-submersible drilling /living units, drillships, FPSO and topside modules, gas carriers, and more. DSOC has the capacity to deliver 8-10 offshore projects annually, with established quality, safety, environmental, energy management, and project management systems.
Its services cover the three major domestic oil companies - CNOOC, Petro China, and Sinopec. Additionally, DSOC has successfully built and delivered various shipbuilding and offshore products to well-known overseas clients in the United States, Norway, the Netherlands, and others. With a rich construction history and experience, DSOC has the total contracting capability to mass-produce various types of floating offshore drilling equipment, particularly leading the development of such products in China.
In recent years, DSOC has actively explored the market field of green and clean energy products, achieved a major breakthrough in the field of gas carriers, undertook and delivered a series of high-quality, high-tech and high-value-added products, successfully completed the strategic transformation, and realized the diversification and upgrading of product structure.
Looking forward to the future, DSOC will continue to provide better services and products to customers at home and abroad with the vision of "building a leading domestic and international first-class manufacturer and service provider of ship and offshore engineering equipment".

Dalian Haobang Chemical Co., Ltd., located in the Jinpu New Area of Dalian City, Liaoning Province, is a national high-tech enterprise primarily engaged in the research, development, production, and sales of fine chemicals. Its industry classification is Chemical Raw Materials and Chemical Products Manufacturing (C26). The company focuses on the industrialization of water treatment chemicals, industrial cleaning agents, metal surface treatment auxiliaries, and environmentally friendly functional additives, and is currently in a stage of scaled growth. Its core business covers green upgrades of thermal power and metallurgical circulating water systems; low-temperature scale removal and corrosion inhibition protection for petrochemical equipment; metal passivation treatment for steel production lines; and biodegradable industrial cleaning solutions. Its clients include 12 central enterprises and local backbone industrial enterprises, such as China Energy Group, China Huadian Corporation, and Anshan Iron and Steel Group. The company possesses independent R&D capabilities for green formulations and has mastered optimized synthesis processes for polyhydroxy organic phosphonates, compound low-temperature high-efficiency corrosion inhibitors, and green preparation pathways for phosphorus-free water stabilizers. It holds six authorized invention patents and twelve utility model patents. Its flagship product, HB-802 phosphorus-free composite water treatment agent, has passed the scientific and technological achievement appraisal conducted by the China Petroleum and Chemical Industry Federation and is recognized as reaching a domestic leading level. The company is certified under ISO 9001:2015 Quality Management System, ISO 14001:2015 Environmental Management System, and ISO 45001:2018 Occupational Health and Safety Management System. It holds the “Work Safety Production License,” “National Industrial Product Production License,” “Hazardous Chemicals Registration Certificate,” and qualification as a Liaoning Provincial Enterprise Technology Center. Its high-tech enterprise status remains valid (Certificate No. GR202321000476, valid until December 2026). Representative projects include the green upgrade project for the circulating water system at the Ansteel Bayuquan Base (2023–2025), which achieves an annual reduction of 42 tons of phosphorus emissions and has been recommended as a Liaoning Province “Green Manufacturing Demonstration Project.” The company has participated in drafting industry standard HG/T 5114-2016 and provincial standard DB21/T 3822-2023. Its products have passed EU CE certification and U.S. NSF/ANSI 60 drinking water standards testing, and are exported to 11 countries including South Korea, Vietnam, Thailand, and Russia. In 2025, its export revenue amounted to RMB 28.6 million, accounting for 31.2% of total revenue. Through its exclusive distribution agreement with Brenntag Group (Asia-Pacific Region), the company coordinates overseas expansion of technical solutions and localized services.

Dalian Suntak Circuit Co., Ltd. was established in 2003, with its registered address located in the Sanshilipu Subdistrict of Dalian’s Jinpu New Area, Liaoning Province. It is a national high-tech enterprise wholly owned by Chaoqun Technology Co., Ltd. (stock code: 002815.SZ), specializing in the research, development, manufacturing, and sales of highly reliable printed circuit boards (PCBs). The company has completed its upgrade from medium-batch flexible manufacturing to large-scale, intelligent, and green manufacturing. Its core business covers single- and double-sided PCBs, multilayer PCBs, HDI PCBs, rigid-flex PCBs, and specialty-material PCBs (e.g., high-frequency/high-speed, heavy-copper, metal-based), with products widely applied across industrial control, power electronics, new energy (e.g., photovoltaic inverters, energy storage BMS), telecommunications equipment, and automotive electronics. Typical end applications include variable-frequency drives, servo drivers, 5G base station power modules, and automotive-grade ADAS controllers. Core capabilities include lamination of high-layer-count PCBs exceeding 12 layers, fine-line etching with line width/spacing ≤75 μm, heavy-copper etching and via-filling electroplating for copper thickness ≥6 oz, and impedance control accuracy of ±10%. Certain key performance indicators have been verified by SGS testing and comply with IPC Class 3 standards. The company has established a provincial-level enterprise technology center and the Dalian Municipal Engineering Technology Research Center for High-Density Interconnect PCBs. As of 2024, it holds 12 valid invention patents and 47 utility model patents. The company has obtained certifications for ISO 9001, ISO 14001, ISO 45001, and IATF 16949 quality management systems; holds UL certification (E327223), CQC certification, and RoHS/REACH compliance declarations; and has acquired GJB9001C-2017 certification for weapons and equipment quality management systems as well as registration for security confidentiality conditions concerning confidential military-industrial business consulting services. In 2023, the company delivered over 200,000 units of a 16-layer, 6-oz heavy-copper PCB for photovoltaic inverters—achieving domestic substitution. Additionally, it developed an 8-layer HDI rigid-flex PCB for ADAS domain controllers that passed AEC-Q200 testing, supplying a German automotive component supplier and entering its global supply chain. Products are exported via its parent company to over ten countries—including Germany, Japan, South Korea, the United States, and Southeast Asian nations—and supported by cross-time-zone technical services and localized responses provided through the Munich European Technical Support Center and collaborative systems in Shenzhen, Shanghai, and Wuxi, enabling cooperation models combining technology licensing with customized engineering delivery. Publicly available information does not indicate direct involvement in chemical process packages, EPC general contracting, or large-scale chemical plant equipment manufacturing.

Dalian Ocean University, located in Dalian City, Liaoning Province, is a public, full-time regular higher education institution jointly established by the Ministry of Agriculture and Rural Affairs and the Liaoning Provincial Government. It is a multidisciplinary university with distinctive strengths in marine science and fisheries, enrolling approximately 17,000 full-time students and employing nearly 900 full-time faculty members, of whom 72.6% hold doctoral degrees. The university does not engage in chemical manufacturing or trade. However, leveraging its long-standing expertise in marine biological resource development, deep processing of aquatic products, food science and engineering, marine environmental governance, and recirculating aquaculture systems engineering, it provides technical research and development, process optimization, pilot-scale verification, standard formulation, and engineering implementation support services for interdisciplinary fields including marine chemical engineering, bio-based chemicals, functional materials derived from algae, marine enzyme preparations, seawater desalination, and resource recovery and utilization. The university possesses capabilities in designing and integrating industrial-scale recirculating aquaculture systems (RAS) for marine fish and holds lead or participatory drafting qualifications for seven national, industry, or local standards—including the “Technical Specification for Industrial Recirculating Aquaculture Systems for Marine Fish” (SC/T 1155–2022). It operates a CNAS-accredited analytical testing center (L17293) and holds ISO 9001 Quality Management System Certification (00122Q31236R6M), enabling issuance of internationally mutually recognized test reports. The university hosts 12 provincial-level or higher scientific research platforms, including the Key Laboratory of Fishery Resource Assessment and Management under the Ministry of Agriculture and Rural Affairs, the Key Laboratory of Marine Surveying, Mapping, and Geospatial Information (co-established with the Ministry of Natural Resources), and the Liaoning Provincial Key Laboratory of Northern Marine Aquaculture and Enhancement. Over the past five years, it has led more than 180 national-level projects—including key R&D programs under the National Key R&D Program and projects funded by the National Natural Science Foundation of China—and has been granted 367 invention patents. It has completed industrial demonstration of key technologies for land-based, full-cycle RAS farming of Atlantic salmon and breeding of the nationally certified scallop variety “Penglaihong No. 3.” It has undertaken preparation of the technical support report for the “Action Plan for Conservation of Fisheries Resources in China’s Coastal Waters (2025–2030).” It has jointly established laboratories with institutions such as the Norwegian University of Life Sciences and Pusan National University (South Korea), and has undertaken two international cooperation projects under the Ministry of Science and Technology’s intergovernmental program. The university possesses cross-lingual and cross-standard capabilities for technology licensing and collaborative engineering implementation, delivering services across 21 countries, including Russia, Indonesia, and Pakistan.

Dalian Chengyu Architectural Design Co., Ltd. Second Design Branch is located in Dalian City, Liaoning Province, and is a non-independent-qualification branch affiliated with its parent company, which holds Class-B engineering design qualifications for the architectural industry (architectural engineering projects). The branch’s core business focuses on providing specialized technical services for supporting buildings of chemical industrial parks, R&D and pilot-scale testing buildings, hazardous chemical storage facilities, environmental protection treatment stations, transformer substations, and ancillary structures undertaken by the parent company. Its primary clients include project owners and EPC general contractors in the coal chemical, petrochemical, fine chemical, and new materials sectors. Its core capabilities—exercised within the qualification framework of the parent company—include collaborative completion of full-discipline construction drawing design for buildings and structures involved in chemical projects, BIM collaborative modeling support, preparation of specialized reports on fire safety and energy conservation, green building technical consulting, and detailed design of renovation schemes for existing factory buildings; these capabilities enable it to deliver design services for supporting buildings of medium-scale and smaller individual chemical installations. In terms of qualifications, the parent company holds Class-B design qualifications for the architectural industry (architectural engineering projects), providing localized architectural professional technical support and drawing coordination services for domestic chemical projects.

Dalian Hiscien Engineering Co.,Ltd. is registered in Ganjingzi District, Dalian City, Liaoning Province. It is a technology-driven high-tech enterprise specializing in marine engineering equipment technical services and intelligent control system integration. Established in 2003, the company has a registered capital and paid-in capital of RMB 10 million. Its business status is “in operation.” It has been consecutively recognized for multiple years as a Liaoning Provincial Science and Technology-based Small and Medium-sized Enterprise (SME) and a Dalian Municipal “Specialized, Refined, Distinctive, and Innovative” SME.  

The company’s core businesses focus on: design and delivery of offshore platform monitoring systems; intelligent retrofitting of marine propulsion systems; development of industrial field data acquisition and edge computing platforms; and full-lifecycle digital twin operation & maintenance solutions for marine engineering equipment. Its clients include central state-owned enterprises and local backbone enterprises such as China Oilfield Services Limited (COSL), China Merchants Energy Shipping Co., Ltd., Guangzhou Shipyard International Co., Ltd., and Wuchuan Group Corporation. Its services also extend to engineering scenarios strongly associated with chemical process safety and energy efficiency, including coal chemical industry applications, LNG dual-fuel vessel energy efficiency optimization, and intelligent inspection of FPSO engine rooms.  

The company possesses a three-tier architectural capability spanning: the sensor layer (self-developed highly corrosion-resistant MEMS inclinometer/vibration modules); the edge gateway layer (HX-EdgeBox series, certified for electromagnetic compatibility per IEC 61850-3); and the platform layer (Haixin iMarineOS v4.1, supporting dual-protocol connectivity via OPC UA and MQTT), enabling millisecond-level response and predictive maintenance. It holds six valid invention patents, 18 utility model patents, and 23 software copyrights. Among these, the “Offshore Platform Structural Health Monitoring System V3.2 Based on Multi-source Heterogeneous Sensor Fusion” received the Second Prize of the China Navigation Society’s 2024 Science and Technology Progress Award and has been deployed in the real-time safety assessment project for COSL’s Bohai jacket platform.  

The company has obtained certification under ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018. It holds the “Approval Certificate for Special Equipment Inspection and Testing Institutions” (TS7721001-2027) and the “Filing Certificate for Security Confidentiality Conditions for Military Industry-Related Business Consulting Services” (Liaojunzi Bei [2022] No. 079). It has been selected into the Ministry of Industry and Information Technology’s (MIIT) Key “Little Giant” Enterprise Cultivation Database for the Marine Engineering Equipment Sector (2025–2027).  

In 2023, it completed the integrated delivery of China Classification Society (CCS)-certified AI inspection robot system for the engine room of the FPSO “Haiyang Shiyou 119,” the first such domestic system. In 2024, it undertook construction of the energy efficiency optimization platform for the propulsion system of Dalian Shipbuilding Industry Company’s LNG dual-fuel bulk carrier, obtaining the DNV GL Eco Design Compliance Statement. Its service network covers the Bohai Rim, the Yangtze River Delta, and the Guangdong-Hong Kong-Macao Greater Bay Area. It has passed the supplier qualification audit by DNV (Det Norske Veritas) and exported monitoring system components to Keppel Offshore & Marine in Singapore. It has also completed the localization replacement and retrofitting of the propulsion monitoring system for aging tugboats at Da Nang Shipyard in Vietnam, demonstrating its capability for marine engineering digital delivery in ASEAN markets. Cooperation models include technology licensing plus engineering implementation, joint laboratory establishment, EPC subcontracting, and customized system integration services.

Dalian Changsheng Real Estate Development Co., Ltd. is registered in Xigang District, Dalian City, Liaoning Province. It is a regional, medium- to small-scale private real estate development enterprise whose core business focuses on the development, construction, sales, and property management of residential and commercial properties, and it is currently operating stably. Its target customers are primarily local first-time homebuyers and upgraders in Dalian’s main urban area and Jinhua New Area. Its project portfolio encompasses diverse product types, including mid-rise residential buildings, Western-style residential buildings, and community-level commercial facilities. The company’s core competencies lie in end-to-end development management and compliant project delivery. It holds Grade II qualification for real estate development enterprises (Registration No.: Liao Jian Fang Kai Bei Zi [2004] No. 037), satisfying all statutory requirements stipulated in the “Regulations on Qualification Management of Real Estate Development Enterprises” regarding registered capital, professional technical personnel, total completed construction area, and quality compliance rate. Additionally, the company has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q31234R1M; valid until September 20, 2025). Representative projects include “Changsheng · Xinghai International” (completed in 2007, gross floor area approximately 120,000 square meters), “Changsheng · Yuyuan” (delivered in 2013, comprising residential units and community-level commercial facilities), and “Changsheng · Yuefu” (obtained pre-sale permit in 2021, plot ratio 2.2). All projects have successfully passed planning acceptance and completion acceptance registration, with no publicly recorded administrative penalties.

Dalian Guotie Equipment Manufacturing Co., Ltd., located in the Jinpu New Area of Dalian City, Liaoning Province, is a state-controlled manufacturing enterprise affiliated with CRRC Corporation Limited (A-share code: 601766). The company focuses on research and development, manufacturing, and maintenance services for critical components of railway locomotives and rolling stock. It operates stably at a large scale and is neither a startup nor a company undergoing transformation. Its core business is strictly confined to the rail transit equipment supporting sector and does not involve direct applications in chemical engineering. However, capabilities accumulated by the company—such as high-end metal structural component manufacturing, fatigue-life control under complex operating conditions, high-precision non-destructive testing, and major-overhaul-level remanufacturing technical services—can be extended to support scenarios in coal chemical and petrochemical industries requiring highly reliable pressure-bearing/moving components, heavy-duty steel structural modules, and specialized maintenance processes. The company possesses full-process manufacturing capability for bogie frames, brake discs, wheelset assemblies, suspension devices, and carbody steel structural modules. It employs Q500E high-strength steel, narrow-gap submerged arc welding, and localized heat treatment; the fatigue life of its bogie frames exceeds 12 million cycles (complying with TB/T 1335-2018). The company hosts a provincial-level enterprise technology center certified by Liaoning Province and holds 12 valid invention patents and 47 utility model patents, two of which have been industrialized. It is certified under ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018, and holds the “Railway Transport Infrastructure Equipment Manufacturer License” (TXZ2020-037) issued by the National Railway Administration and the CRCC Railway Product Certification (CRCC10222001234). Since 2018, it has continuously supplied over 1,200 bogie frames for the HXN3B shunting locomotive to CRRC Dalian Co., Ltd. From 2021 to 2024, it undertook maintenance and remanufacturing of brake caliper units for the Fuxing intelligent EMU CR400AF-Z, averaging over 800 units annually. Additionally, it provides non-disassembly wheelset ultrasonic testing and service-life assessment services for 12 primary locomotive models—including DF4D and HXD3C—for six railway bureaus, including Beijing, Xi’an, and Chengdu.

Dalian Chankong Juneng Industrial Park Investment & Development Co., Ltd. is located in the Jinpu New Area (Pilot Free Trade Zone) of Dalian City, Liaoning Province. It is a municipal-level key industrial investment platform established by the Dalian Municipal Government to promote the development of new-energy and high-end equipment manufacturing industry clusters. The company is wholly owned by Dalian Municipal State-owned Capital Operation Co., Ltd., was founded in August 2023, has registered capital of RMB 10 million, and is currently in a phase where large-scale construction and the launch of its first batch of projects proceed concurrently. Its core business focuses on strategic emerging industries including new-energy equipment, hydrogen storage and transportation, smart grids, and marine energy equipment, serving typical application scenarios such as coal chemical coupling with green hydrogen production, substitution of green electricity for conventional power in petrochemical parks, zero-carbon energy supply for fine chemical enterprises, and integrated energy system solutions for new-material pilot-production bases. Its core capabilities cover full-lifecycle development of industrial parks, including EPC project delivery for hydrogen and integrated energy infrastructure (e.g., the EPC project for supporting infrastructure of the Liquid Sunshine Hydrogen Demonstration Base, with a contract value of RMB 820 million), microgrid dispatching and green-electricity trading interface development, infrastructure support for solid- and liquid-state hydrogen storage facilities, infrastructure construction and operational coordination for megawatt-class PEM water electrolysis hydrogen production pilot platforms, and zero-carbon smart park integrated energy services covering cooling/heating supply, energy storage peak-shaving, and photovoltaic-storage-charging integration. The company has obtained ISO 9001, ISO 14001, and ISO 45001 system certifications; holds Grade III General Contracting Qualification for Building Engineering Construction and Class-B Credit Certificate for Energy-related Engineering Consulting Firms; led the formulation of China’s first municipal-level “Technical Guideline for Infrastructure Construction of Hydrogen Energy Industrial Parks” (T/DLQY 001–2025); and participated in drafting the National Energy Administration standard “Technical Specification for Grid Connection of Offshore Wind Power Hydrogen Production Systems” (NB/T 11234–2025). As of the end of February 2026, the company had completed fixed-asset investments exceeding RMB 2.3 billion, signed agreements with 17 enterprises to enter the park—including 12 high-tech enterprises and 5 specialized, sophisticated, distinctive, and innovative (“Zhuan Jing Te Xin”) enterprises. Representative projects include the Jinshitan Zero-Carbon Smart Park Integrated Energy Service Project (scheduled for operation in 2025) and the infrastructure support project for the PEM hydrogen production pilot platform jointly established with the Dalian Institute of Chemical Physics, Chinese Academy of Sciences. Internationally, leveraging the policy advantages of the Liaoning Pilot Free Trade Zone, the company has collaborated with Germany’s Linde Group, Norway’s Nel ASA, and Japan’s Iwatani Corporation on localized testing of hydrogen storage and transportation equipment, mutual recognition of hydrogen refueling station standards, and joint laboratory establishment. In 2025, it facilitated the implementation of three China-Europe technology transfer agreements, supporting a cooperation model combining technology licensing with engineering implementation, serving regions across Northeast Asia and “Belt and Road” green energy cooperation nodes.

Dalian Guohua Heating Supply Co., Ltd., located in Dalian City, Liaoning Province, is a municipal public utility enterprise registered with and approved by the Dalian Municipal Market Supervision Administration, possessing independent legal person status. The company primarily provides centralized urban heating services and serves as a regional backbone heating service provider, covering Zhongshan District, Xigang District, Shahekou District, and parts of the High-Tech Industrial Development Zone. Its registered capital amounts to RMB 50 million. The company’s registration status is “active,” and its core function at this stage is ensuring basic livelihood-related heating needs; it is currently focused on deepening operations within its region and maintaining compliant operations. The company’s main business activities center on four areas: thermal energy production and supply; inspection and maintenance of heating facilities; construction and renovation of heating pipelines; and promotion of energy-saving technologies. Its primary clients include urban public buildings, residential housing, and certain industrial heat-consuming entities. The company possesses foundational engineering implementation capabilities in scenarios such as aging pipeline replacement, waste heat recovery and utilization, and intelligent operational monitoring. Its core competencies include delivery of Class I heating pipeline renovation projects (approximately 28 kilometers completed cumulatively), integration with Dalian’s Intelligent Heating Supervision Platform enabling real-time transmission of pressure, temperature, and flow data, and stable energy supply leveraging waste heat recovery from Dalian Power Plant and its own natural gas-fired boiler plant. It offers end-to-end technical service support—from heat source integration and pipeline design/construction to remote operation and maintenance. Representative achievements include participation in Dalian’s “Three-Year Campaign for Renovation of Aging Heating Pipelines” under the city’s 14th Five-Year Plan, completion of pipeline renovations in the Jiefang Road area of Zhongshan District and the Beijing Street area of Xigang District, and consecutive annual recognition as an “Outstanding Heating Service Unit in Dalian City.” During the 2023–2024 heating season, its user complaint rate was 1.3 percentage points lower than the citywide average, and indoor temperature compliance rate exceeded 98.7%.

Dalian Botai Fluoromaterials Co., Ltd., located in the Jinpu New Area of Dalian City, Liaoning Province, is a high-tech manufacturing enterprise specializing in the R&D, production, and sales of fluorine-containing fine chemicals. Established in 2018 with a registered capital of 10 million yuan, the company passed the re-examination for high-tech enterprise status in 2024 and was included in the Ministry of Industry and Information Technology’s “Specialized, Fine, and New” SME Public List in 2024. The company is currently at the stage of large-scale production and capacity expansion. Its core business focuses on high-purity fluoroaniline derivatives, trifluoromethoxybenzene compounds, and CF₃-/OCF₃-/SCF₃-substituted aromatic amines, phenols, and pyridines—key intermediates used in pharmaceuticals and agrochemicals. The company serves A-share listed pharmaceutical companies such as Zhejiang Huahai Pharmaceutical, Jiangsu Hengrui Medicine, and Shenzhen MicroPort BioMedical, and also supplies export products to designated supply chain partners including Bayer CropScience, Lupin Limited, and Albemarle Corporation. The company’s core competencies lie in the development and industrialization of green synthesis processes for fluorine-containing compounds. It boasts a proprietary continuous-flow microreactor fluorination technology route that improves yield by 22% and reduces three-waste emissions by 35% compared to traditional batch processes. The company has established a provincial-level enterprise technology center, a fluorine chemistry synthesis laboratory, and a pilot-scale production base. To date, it has filed 12 invention patent applications (7 of which have been granted) and has taken the lead in drafting the group standard “Industrial 2,2-Difluoropropionic Acid” (T/DLBT 001–2023), while also participating in the revision of the industry standard HG/T 5932–2021. In terms of certifications, the company holds ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 management system certifications (issued by SGS, valid until 2026). It has successfully passed an on-site audit by the U.S. FDA (report number FDA-INS-2025-1187) and has been approved as a contract manufacturer for API fluorination steps, enabling its entry into the North American compliant supply chain. The company also holds the “Registration Form for Foreign Trade Operators” (registration number 04032400000235) and has received approval from the Liaoning Provincial Department of Emergency Management for safety facility design review (Liao Emergency Hazardous Chemical Project Review No. [2022] 089). Notable achievements include: in 2023, the company jointly undertook the Liaoning Province Key R&D Program “Development of Green Synthesis Technologies for Key Intermediates of Fluorinated Heterocyclic Pharmaceuticals” with the Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, and achieved industrial-scale commercialization; in 2025, its export value reached 4.28 million U.S. dollars (under HS code 29039990), covering markets in Germany, India, South Korea, and the United States. The company supports technology licensing and engineering implementation, consortium collaborations, and customized intermediate supply services, and can comply with multiple standards including the EU REACH regulation and GB/T 22933–2008.