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Dalian Zhongzhi Innovation Catalyst Co., Ltd. was established in December 2018 as a regional technology enterprise registered in Dalian City, Liaoning Province, specializing in the research, development, production, and industrial application of functional catalysts for environmental protection and refining & petrochemical fields. The company’s core businesses cover three major areas: SCR denitration catalysts, VOCs oxidation catalysts, and hydrorefining auxiliaries for oil refining. Its technical approaches focus on material systems such as rare-earth-modified titanium-tungsten oxides and low-temperature manganese-based composite oxides, having established full-process capabilities spanning catalyst design, preparation, performance validation, and engineering adaptation. As a participating drafting entity for the group standard “Technical Specification for Low-Temperature SCR Denitration Catalysts for Industrial Flue Gas” (T/CPCIF 0217–2022), the company holds ISO 9001:2015 Quality Management System certification and has passed the “Capability Assessment for Environmental Protection Treatment Material Suppliers in Key Industries” conducted by the Liaoning Provincial Department of Ecology and Environment, thereby qualifying to supply compliant catalyst products to key industries including thermal power generation, iron and steel, and coking. Representative projects include supplying 200 m³ of low-temperature SCR catalyst modules (operating temperature: 180–240 °C) to the coking plant of Anshan Iron and Steel Group; delivering hydrogenation guard agents to Hengli Petrochemical (Dalian) Refining & Chemical Co., Ltd. (contract value approximately RMB 8.6 million in 2023); and winning the bid for the catalyst supply package for Phase II ultra-low emission retrofitting at China Energy Liaoning Dalian Power Plant (contract value RMB 12.4 million). Currently, the company’s business is primarily concentrated in the Northeast region and the Bohai Rim refining & petrochemical and power industry clusters. Cooperation models include customized product R&D, catalyst module supply, technical consulting, and import/export services.

Dalian COSCO SHIPPING Materials Supply Co., Ltd. was established in 2019 and is a specialized shore- and vessel-based material supply chain service enterprise wholly owned by COSCO Shipping Logistics & Supply Chain Co., Ltd. Its registered address is No. 5–7, Santang Central Street, Dalian Changxing Island Economic Zone, Liaoning Province. Its registered capital and paid-in capital both amount to RMB 150 million.  
The company focuses on supporting services for the shipping industry’s industrial chain. Its core businesses cover procurement, warehousing, distribution, information system management, and integrated supply chain services for the full range of shore- and vessel-based materials—including ship spare parts, marine supplies, lubricants, labor protection articles, and emergency lifesaving equipment—primarily serving various shipping companies and shipbuilding/repair yards under the COSCO Shipping Group, as well as third-party shipowners both domestically and internationally.  
Leveraging its professional bonded warehouse for marine supplies located in the Dalian Bonded Zone—which features temperature- and humidity-controlled storage, dedicated hazardous chemical storage areas, intelligent sorting capabilities, and EDI data interface functionality—the company has developed distinctive operational capabilities, including standardized coding (based on IMO/ISO standards), a 72-hour global emergency order response, and “zero-waiting” direct delivery to vessels while in port.  
In terms of qualifications, the company holds a Dangerous Chemicals Business License and a Road Transport Business License; it is certified under ISO 9001 Quality Management System standards and qualified as an ISPS (International Ship and Port Facility Security) Code-compliant supplier.  
In recent years, the company has participated in representative projects such as providing low-temperature-resistant materials for COSCO Shipping Special Transportation’s polar route operations, supplying customized material packages for the LNG-powered vessel “COSCO SHIPPING Aries,” and implementing the Dalian Maritime Safety Administration’s pilot program on compliance standardization of marine supplies for “green ports.”  
Its service network covers major coastal ports across China and extends to over 20 countries and regions, including Japan, South Korea, Southeast Asia, and the Middle East. The company supports multilingual, multi-currency electronic procurement via the COSCO SUPPLY CHAIN e-Procurement Platform, offering standardized material supply, customized solutions, bonded warehousing collaboration, and digitalized supply chain integration services to enterprises in shipping, shipbuilding, port operations, and related industrial chains.

China Petroleum Dalian Ship Fuel Transportation & Sales Co.,Ltd. was established in 2003. It is a specialized marine fuel supply enterprise approved by China’s Ministry of Commerce and operates within the China National Petroleum Corporation (CNPC) Group system. The company is registered in Dalian City, Liaoning Province, with both its registered capital and paid-in capital amounting to RMB 50 million. It is wholly owned by PetroChina International Co., Ltd.  
The company positions itself as a leading comprehensive marine energy service provider in the Bohai Rim region. Its core business covers procurement, storage, barge transportation, and bunkering services for fuel (including very low sulfur fuel oil—VLSFO, marine gas oil—MGO, and marine diesel oil—MDO), lubricants, and related auxiliary materials for internationally navigating vessels and domestic coastal vessels. Leveraging CNPC’s refining and petrochemical resources and port logistics networks, the company conducts routine, large-scale marine fuel supply operations at major Bohai Rim ports, including Dalian Port, Yingkou Port, and Jinzhou Port, and holds qualifications for bonded fuel oil trading. Since 2023, it has actively participated in China’s national “dual carbon” goals, completing multiple compliant bunkering operations of IMO 2020-compliant low-sulfur fuel oil and pilot supply operations involving biofuel blending.  
The company holds the following certifications and licenses: “Wholesale Business License for Refined Oil Products” (License No.: Liao 20210001 for Retail Oil, valid until 2026), “Hazardous Chemicals Business License,” and “Port Operation License.” It is also certified under the ISO 9001 Quality Management System.  
As a key green, low-carbon marine fuel supply entity supported by Dalian Municipal Government, the company deeply participates in building Dalian into an international shipping center in Northeast Asia. Its clientele includes domestic and international shipping companies, shipowners, vessel management companies, and port operators. It offers customized fuel supply solutions, bonded/non-bonded bunkering execution, supply-chain collaboration, and support for green energy transition initiatives.

Dalian Zhongmu Special Polymer Materials Co., Ltd. was established in 2021, with its registered address at No. 69, Wuyi Road, Xianjin Subdistrict, Jinpu New Area, Dalian City, Liaoning Province. It is a high-tech enterprise specializing in the research and development, production, and sales of special high-performance polymer materials. The company’s core business covers modified engineering plastic materials featuring high-temperature resistance, corrosion resistance, high flame retardancy, and low dielectric loss. Its products are primarily applied in structural components for new-energy vehicle batteries, high-frequency substrate materials for 5G communication equipment, lightweight components for rail transit systems, and housings for high-end medical devices. Leveraging its municipal-level enterprise technology center, the company possesses independent R&D capabilities and has developed a halogen-free flame-retardant polyphenylene sulfide (PPS) composite material formulation system along with a continuous twin-screw extrusion granulation process. It holds two national invention patents and five utility model patents. The company has obtained ISO 9001 Quality Management System Certification, ISO 14001 Environmental Management System Certification, and Level-3 Standardization Certification for Work Safety Production (Liaoning Emergency Evaluation No. [2023] 187). Its products have achieved UL94 V-0 flame-retardancy certification and have passed RoHS and REACH compliance testing. In 2023, the company participated in the Liaoning Provincial Key R&D Program “Application Demonstration of Special Polymers in Lightweight Equipment,” led by Dalian University of Technology, assuming responsibility for pilot-scale validation of materials. Its products have been listed as secondary qualified suppliers for two leading domestic new-energy vehicle component suppliers. Currently, the company’s business operations cover Liaoning, Jiangsu, and Guangdong provinces, with primary customers being electronics and automotive component manufacturing enterprises located in East and South China.

Dalian Zhongmin Ronghe Gas Co., Ltd. was established in December 2018. It is an urban gas operation enterprise approved by the Liaoning Provincial Department of Housing and Urban-Rural Development and holding a “Gas Business License” (License No.: Liao Ran Jing Zheng Zi [2021] No. 027). The company was jointly funded by Zhongmin Gas (Shenzhen) Co., Ltd. and Ronghe New Energy (Dalian) Co., Ltd., possessing a mixed-ownership background. The company specializes in the construction, operation, and maintenance of urban medium- and low-pressure gas pipeline networks, as well as natural gas sales services, serving residential, commercial, and industrial customers. Its gas supply area focuses on certain subdistricts within Ganjingzi District of Dalian City and the Dalianwan Linhai Equipment Manufacturing Agglomeration Zone. Leveraging professional operation and maintenance capabilities and localized response mechanisms, the company continuously undertakes renovation and upgrading tasks for aging gas pipelines—for instance, in 2023 it participated in the replacement of 8.2 kilometers of medium-pressure pipelines along Huabei Road in the Dalianwan area and the installation of indoor safety devices for 13,000 residential households; in 2024, it won the bid for the Dalianwan Subdistrict Gas Safety Intelligent Monitoring System Construction Project (contract value: RMB 2.976 million), deploying IoT gas meters, AI video recognition terminals, and a district-level early-warning platform—demonstrating its practical implementation capability in digital gas safety management. The enterprise has been certified by the Dalian Gas Industry Association and included in Dalian City’s key regulatory list for the special campaign on urban gas safety. In 2023, its tax payment amounted to approximately RMB 1.86 million, and it enrolled 12 employees in social insurance. Targeting government regulatory authorities, park administrative committees, industrial and commercial energy users, and partners providing smart energy solutions, the company offers pragmatic cooperation pathways including new construction or renovation of gas facilities, entrusted safe operation management, integrated smart monitoring systems, and complementary energy services.

Dalian Zhongfu Gas Co., Ltd. was established in 2003, with its registered address at No. 1 Guotai Road, Sannishibao Subdistrict, Jinzhou District, Dalian City, Liaoning Province. It is a medium- and small-sized private industrial gas supplier serving the local Dalian and southern Liaoning regional markets, specializing in the production, sales, and supporting services of industrial gases. The company’s core business covers the filling, storage, and sale of compressed and liquefied industrial gases—including oxygen, nitrogen, argon, carbon dioxide, acetylene, and hydrogen—as well as gas equipment leasing, technical consultation, and on-site gas supply services. Leveraging stable regional supply capabilities, the company has provided bottled oxygen and nitrogen, as well as on-site gas generation services, to clients in industries such as machinery manufacturing and food processing across Dalian and surrounding areas. The company holds valid licenses: the “Hazardous Chemicals Operation Permit” (Liaoning WH Anjing Zi [2024] No. 02-0186) and the “Gas Cylinder Filling Permit” ((Liaoning) TS4221197-2027); both permits remain valid until 2027 and can be publicly verified on the official websites of the Liaoning Provincial Market Supervision Administration and the Emergency Management Department. As a legally compliant gas filling and operating entity, the company has a registered capital of RMB 10 million, with Wang Fujun serving as its legal representative; its organizational form is a limited liability company (invested in or controlled by natural persons), and it employs approximately 20–30 staff members covered by social insurance. Targeting manufacturing clients, industrial parks, and engineering service providers, the company undertakes conventional industrial gas distribution, customized on-site gas supply solutions, gas cylinder leasing, and basic technical support services.

Dalian Zhengzhong Chemical Co., Ltd. was established in 2003, with its registered address located in the Jinpu New Area of Dalian City, Liaoning Province. It is a high-tech enterprise specializing in the research and development, production, and sales of fine chemicals. The company’s core business covers pharmaceutical intermediates, agrochemical intermediates, electronic-grade specialty additives, and functional auxiliaries; its products are widely applied in pharmaceuticals, agrochemicals, semiconductor packaging, and high-end coatings. Leveraging its in-house R&D laboratory and pilot-scale production facility, the company possesses end-to-end technical capabilities spanning molecular design, process optimization, and continuous large-scale manufacturing. To date, it has been granted seven authorized invention patents, including “A Continuous Preparation Method for High-Purity Benzotriazole Derivatives,” which has already been industrialized. The company also participated in drafting the industry standard “HG/T 5905-2021 Electronic-Grade Benzotriazole.” The company holds the “Safety Production Permit for Hazardous Chemicals” (Liaoning WH Anxu Zheng Zi [2022] No. 02-0086), ISO 9001:2015 Quality Management System Certification, ISO 14001:2015 Environmental Management System Certification, and OHSAS 18001 Occupational Health and Safety Management System Certification (Certificate No.: Q5072200132R2M, valid until November 2025). Representative collaborative practices include providing customized pharmaceutical intermediate synthesis services to three leading domestic CRO enterprises, and supplying electronic-grade corrosion inhibitors stably to a semiconductor packaging materials manufacturer in the Yangtze River Delta region for over five years. Currently, the company’s business covers the East China, North China, and Northeast China regions, primarily serving domestic listed pharmaceutical companies, leading agrochemical enterprises, and electronic materials suppliers. Cooperation models encompass customized R&D, pilot-scale amplification, stable supply, and distribution of standardized products.

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.

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.

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.