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Fushun Huaxing Petrochemical Co., Ltd. was established in 2010, with its registered address at No. 13 Shuangmian Road, Dongzhou District, Fushun City, Liaoning Province. It is a regional small- and medium-sized specialty oil supplier specializing in deep processing of petroleum refining by-products and research, development, production, and sales of fine chemical products. The company falls under the industry category “Manufacture of Other Specialized Chemical Products” (National Economic Industry Classification Code 2669), which is a subcategory of “Petroleum, Coal, and Other Fuel Processing Industries.” The company’s core products include heavy oil catalytic cracking slurry, carbon black oil, aromatic oils for rubber plasticizers, industrial white oil, lubricating oil base oil components, and asphalt modifiers—specialty functional oils widely applied in rubber processing, waterproofing materials, and road asphalt modification. It has long provided customized aromatic functional additives to enterprises in Northeast China and has actively participated in SBS-modified asphalt systems used in municipal road maintenance projects in Benxi, Liaoning Province, and Changchun, Jilin Province. The company possesses stable process adaptability and localized technical service support. Its registered capital and paid-in capital both amount to RMB 30 million. Zhang Yu serves as the legal representative. Regarding qualifications, the company holds: (1) the “People’s Republic of China Industrial Product Production License” (XK13-014-00128, covering organic hazardous chemicals); (2) the “Hazardous Chemicals Business License” (Liaofu Weihua Jingzi [2023] No. 0087, valid until May 2026); and (3) the “Pollutant Discharge Permit” (No.: 91210404749772893T001V). Additionally, it has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q41234R1M, valid until November 2025). Currently, the company primarily serves domestic downstream manufacturing and engineering application enterprises, engaging in product supply, technical collaboration, and customized formulation support.

Dongying Qirun Chemical Co., Ltd. was established in 2006 and is located in Guangrao County, Dongying City, Shandong Province. It is a regional petrochemical deep-processing enterprise developed leveraging the resource endowments of the Shengli Oilfield. The company focuses on petroleum refining and fine chemical industries, with core businesses covering heavy oil catalytic cracking, diesel hydrotreating, deep processing of liquefied petroleum gas (LPG), aromatic hydrocarbon extraction, and specialty fuel oil blending. Its main products include China VI standard automotive diesel, industrial fuel oil, liquefied petroleum gas (LPG), mixed aromatics, and chemical light oil, which are widely applied in transportation energy, industrial fuel, and downstream chemical raw material markets. The company owns a 300,000-ton-per-year diesel hydrotreating unit and a 1.2-million-ton-per-year heavy oil catalytic cracking unit, both designed, procured, and constructed under EPC by Sinopec Engineering Inc. (SEI) and fully commissioned in 2021; these units possess stable technical capability to produce China VI diesel with sulfur content ≤10 mg/kg. The LPG aromatization unit, commissioned in 2022, adopts technological achievements from China University of Petroleum (East China) and is equipped with the patented invention “A ZSM-5 Modified Catalyst for Liquefied Gas Aromatization and Preparation Method Thereof” (Patent No.: ZL202010123456.7). The company’s registered capital and paid-in capital both amount to RMB 680 million. It holds the “Safety Production Permit for Hazardous Chemicals” (No.: LuWH Anxu Zheng Zi [2023] 050060, valid until April 2026) and the “National Industrial Product Production License” for fuel oil, and has passed certification for the ISO 9001, ISO 14001, and ISO 45001 management systems. Its products have consecutively passed random inspections conducted by the Shandong Provincial Institute of Product Quality Inspection for three years (2022–2024). The company is recognized as a Shandong Province “Specialized, Refined, Distinctive, and Innovative” small- and medium-sized enterprise, a Dongying City Green Factory cultivation unit, and one of the first benchmark enterprises for intelligent transformation in the petrochemical industry. Its service region covers North China, including Shandong, Hebei, and Henan provinces, with primary customers comprising local refineries, regional reserve entities, and terminal energy traders. It engages in pragmatic cooperation targeting refined oil supply, chemical raw material support, technical collaboration, and facility upgrades.

Dongying Fu Huada Yuan New Materials Co., Ltd. was established in December 2021 and is located at No. 198 Tongxing Road, Kenli District, Dongying City, Shandong Province. It is a high-tech-oriented new materials enterprise specializing in the research, development, production, and sales of environmentally friendly rubber auxiliaries and high-performance composite materials. The company’s core business covers the R&D and manufacturing of novel functional materials, high-performance composite materials, environmentally friendly rubber auxiliaries, and modified additives; it also engages in technological development and production of rubber and plastic products, and holds qualifications for import and export of goods. The enterprise focuses on low-toxicity, low-migration, and highly dispersible novel vulcanization accelerators—designed to replace traditional benzothiazole-based accelerators—as well as corresponding composite formulation systems. Its primary customers are tire and rubber product enterprises in the surrounding region. Situated in the heart of the Guangrao rubber industry cluster, the company strengthens regional collaboration and localized technical responsiveness. The company has filed and completed construction of the “Technical Renovation Project for an Annual Production Capacity of 3,000 Tons of Environmentally Friendly Rubber Vulcanization Accelerators,” with an investment of approximately RMB 28 million. The project employs a continuous, clean production process and is equipped with VOCs treatment facilities. It passed environmental impact assessment (EIA) acceptance in the third quarter of 2024 (cited in Document No. Lu Huan Shen [2024] 178), establishing an industrial foundation capable of pilot-scale to small-batch stable production. The company’s registered capital is RMB 50 million, jointly contributed by natural persons Li Zhenhua and Zhang Lijuan. It remains operational and currently enrolls 12 employees in social insurance programs. The project aligns with Shandong Province’s and Guangrao County’s industrial policy directions for green chemical new materials, and is suitable for multi-dimensional business collaborations including customized development of rubber auxiliaries, cooperative implementation of environmentally friendly alternatives, regional supply-chain integration, and technology transfer and commercialization.

Dongrui Biomaterials (Dalian) Co., Ltd. was established in January 2024, with its registered address at No. 182-2-1, Taihai Road, Shihé Subdistrict, Puwan New Area, Dalian City, Liaoning Province. It is a science and technology-based small and medium-sized enterprise specializing in the research, development, production, and application of biomedical polymer materials. The company’s core business encompasses the R&D, production, and sales of biomedical materials, biodegradable polymer materials, and tissue engineering scaffold materials, and it holds qualifications for the production and sale of Class I medical devices. Leveraging independently developed technologies, the company focuses on fundamental R&D and small-batch pilot production of biodegradable polymer materials, providing customized material samples and technical collaboration services to downstream medical device enterprises and research institutions. Its business registration status is “in operation,” and it has continuously completed the annual report disclosures for both 2023 and 2024. Its operational practice centers on three core competencies: material performance optimization, process adaptation, and application verification. Its collaboration scope concentrates on joint development of biomaterials, supply of customized samples, technical consulting, and early-stage R&D support. Its service coverage is primarily domestic, with a key focus on medical device R&D entities and universities/research institutes possessing needs for industrialization and commercialization.

Dezhou Yatai Group Co., Ltd., established in 1997 and headquartered in Dezhou City, Shandong Province, is a national high-tech enterprise, a national “Little Giant” enterprise specializing in niche fields with distinctive expertise and innovation, and a Shandong Provincial manufacturing champion enterprise. The company focuses on three core domains: HVAC energy efficiency, fire protection and safety, and green building mechanical and electrical systems. Its primary businesses include HVAC equipment, smoke exhaust equipment for fire protection, ventilation duct systems, integrated intelligent building mechanical and electrical systems, and supporting equipment for new energy applications. Core products comprise fire dampers, smoke exhaust fans, composite ducts made of phenolic foam/glass-magnesium/zinc-coated steel plates, intelligent ventilation control systems, and equipment supporting ultra-low-energy-consumption buildings. These products are widely deployed across commercial complexes, transportation hubs, hospitals, schools, data centers, and industrial plants. Technologically, the company emphasizes material compositing, structural lightweighting, intelligent control, and system integration. It holds over 30 invention patents and more than 200 utility model patents, and has led or participated in developing over ten national and industry standards, including the “Technical Standard for Building Smoke Control and Exhaust Systems” (GB51251-2017) and “Thermal Insulation Products Made of Phenolic Foam Plastics” (GB/T 20974-2021). The company possesses certifications including the Special Equipment Production License (Pressure Pipeline Components), mandatory certification for fire protection products (CCC), China Energy-Saving Product Certification, and ISO 9001/14001/45001 management system certifications, and maintains Grade I professional contracting qualification for building mechanical and electrical installation engineering. Representative projects include supply of ventilation and fire protection systems for Beijing Daxing International Airport, integrated HVAC systems for Xiong’an Citizen Service Center, application of composite ducts at Kerry Center Qianhai in Shenzhen, and clean air-conditioning systems for the Affiliated Hospital of Shandong First Medical University. Its service network covers all 31 provinces (autonomous regions and municipalities directly under the Central Government) nationwide, with regional manufacturing and service centers located in North China, East China, and South China. Overseas operations extend to select countries in Southeast Asia, the Middle East, and Africa; its products have obtained international certifications including CE and UL. We sincerely invite collaboration on projects, joint R&D, and regional synergy in fields such as green buildings, smart mechanical and electrical systems, new energy supporting equipment, and system integration.

Dezhou Shihua Chemical Co., Ltd. was established in 2007 and is located at No. 6 Shihua South Road, Tianqu Industrial Park, Decheng District, Dezhou City, Shandong Province. It is a key enterprise with regional influence in the chlor-alkali chemical industry and is controlled by Shandong Shihua Group Co., Ltd. The company’s core business covers research, development, production, and sales of basic chemical products including caustic soda, polyvinyl chloride (PVC), liquid chlorine, hydrochloric acid, and sodium hypochlorite. Its products are widely applied across industries such as construction materials, textiles, papermaking, pharmaceuticals, and water treatment. The company possesses an annual production capacity of 300,000 tons of ion-exchange membrane caustic soda and 250,000 tons of PVC resin, supported by its own thermal power plant and chlorine balance system, thereby establishing a circular economy industrial chain centered on chlor-alkali chemicals and integrating upstream and downstream collaboration. Technologically, the company employs domestically manufactured ion-exchange membrane electrolytic cells and low-mercury/mercury-free PVC polymerization processes. It holds utility model patents such as “Internal Anti-adhesion Coating Structure for Vinyl Chloride Polymerization Reactor Walls” (Patent No.: ZL202121357892.4) and has participated in revising national standards including “Sodium Hydroxide for Industrial Use” (GB/T 209-2018). The company has obtained certifications for ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System. It holds a Dangerous Chemicals Production Safety Permit (Permit No.: Lu WH An Xu Zheng Zi [2023] 040087, valid until July 2026) and has been recognized as a Level-II Standardized Enterprise for Production Safety (Permit No.: Lu AQB-II-CL-2022-0089). In recent years, the company has continuously advanced intelligent transformation, built an integrated DCS+MES management and control platform, completed Phase I of its chlor-alkali facility digital twin system, and has been included in Shandong Province’s 2024 List of Enterprises Cultivated as Intelligent Manufacturing Benchmarks. Its primary markets cover North China, East China, and Central-Southern China regions. It has long supplied chlorine gas and caustic soda raw materials to enterprises such as Shandong Haihua, Hebei Jinniu, and Zhejiang Juhua. It is open to pragmatic cooperation with upstream and downstream industrial chain partners in areas including raw material supply, technical collaboration, energy-saving and consumption-reduction retrofitting, and smart factory construction.

Volkswagen Automatic Transmission (Dalian) Co., Ltd. was established in 2007 and is wholly owned by the German Volkswagen Group. It serves as one of the core production bases in China for the Group’s global powertrain strategy and is located in the Dalian Economic & Technological Development Zone, Liaoning Province. The company specializes in research and development, manufacturing, and sales of mid-to-high-end automatic transmissions within the automotive manufacturing industry. Its primary products are dual-clutch automatic transmissions (DQ series), covering mainstream models including the DQ200, DQ381, and DQ500. These products are widely supplied to joint-venture vehicle manufacturers such as FAW-Volkswagen and SAIC-Volkswagen, with a portion exported to Southeast Asian and Middle Eastern markets. In 2024, the company’s output totaled approximately 720,000 units, accounting for 45% of Volkswagen’s domestic automatic transmission supply volume in China. The company is deeply integrated into Volkswagen’s MQB platform powertrain system and operates highly automated, flexible production lines. Critical processes strictly adhere to German engineering standards, and the company demonstrates outstanding technical capabilities in precision gear machining, dual-clutch module assembly, and complete unit testing. As of January 2025, it holds a cumulative total of 12 invention patents and 37 utility model patents, focusing on technological areas such as thermal management of wet dual-clutch systems, lightweight shift fork design, and optimization of housing casting processes. The company has obtained certifications under IATF 16949:2016, ISO 14001, and ISO 45001, possesses VDA 6.3 process audit capability, and was designated as a “Digital Workshop” in Liaoning Province in 2024. Leveraging the “Green Intelligent Manufacturing Enhancement Project” launched in 2023, the company has integrated an Energy Management System (EMS) and AI-powered visual quality inspection modules. Its current business focuses on efficient internal-combustion-engine and hybrid-compatible DCT technology pathways and does not involve new-energy three-in-one electric drive systems. It offers customized transmission products, localized technical support, and collaborative technical improvement services to vehicle manufacturers, Tier 1 suppliers, and regional manufacturing service providers.

Dalian Free Trade Zone Senpu United Technology Co., Ltd. was established in May 2017, with its registered address at No. 3, Huatie Industrial Park, Dalian Bonded Zone, Dalian Pilot Free Trade Zone, Liaoning Province—Units 1–2, Room 331. It is a technology-oriented small and medium-sized enterprise (SME) specializing in industrial intelligence and digitalization solutions, operating within the software and information technology services industry. The company’s core business includes industrial automation system integration, development of intelligent manufacturing data platforms, equipment condition monitoring and predictive maintenance software services, as well as customized digital twin application support for key regional industries such as automotive components and equipment manufacturing. Its technical approach centers on lightweight edge gateways and microservices-based cloud platforms, compatible with mainstream industrial protocols including OPC UA and Modbus TCP; it has established comprehensive implementation capabilities covering data acquisition, edge computing, cloud platform analytics, and visualization. The company holds Grade III professional contracting qualification for electronic and intelligent engineering projects and has obtained ISO 9001:2015 quality management system certification. It owns seven nationally registered software copyrights, including “SP-Edge Industrial Edge Data Acquisition System V1.0” and “Senpu Equipment Health Assessment Platform V2.0” core proprietary software products. Project experience demonstrates that the company has participated in data acquisition and edge computing upgrades for production lines at multiple local automotive component manufacturers in Dalian, possessing proven experience in customized delivery to regional manufacturing clients. It provides end-to-end technical collaboration and project implementation support to manufacturing enterprises from edge-side data connectivity and equipment health management to digital transformation of production processes.

Dalian Sumitomo Jingang Chemical Co., Ltd. was established in December 2003, with its registered address located at the Songmu Island Chemical Industry Park, Jinpu New Area, Dalian City, Liaoning Province. It is a Sino-foreign joint venture jointly invested by Sumitomo Chemical Co., Ltd. (Japan) and Dalian Jinguang Holding Co., Ltd., with Sumitomo Chemical serving as the technology and management lead. The company focuses on the fine chemical industry, and its core business encompasses research and development, production, and sales of technical-grade pesticides and their intermediates. Its key products include critical intermediates for synthetic pyrethroid insecticides such as lambda-cyhalothrin and deltamethrin, and it also provides customized synthesis services. Its products are primarily supplied to leading agrochemical enterprises both domestically and internationally, with some exported to Southeast Asia, South America, and Africa. The company holds provincial-level recognition as an Enterprise Technology Center and possesses proprietary core technologies, including continuous microreactor synthesis and highly selective catalytic hydrogenation. It has been granted seven authorized invention patents (including two PCT international patents) and twelve utility model patents; these technologies are applied in its intelligent production line for pyrethroid intermediates with an annual capacity of 3,000 tons. The company holds the “Pesticide Production License” (License No.: Pesticide Prod. Permit (Liaoning) 0220), possesses full qualification for technical-grade pesticide production, and has achieved certification under the three major management systems—ISO 9001, ISO 14001, and ISO 45001. In 2023, it was selected by the Ministry of Industry and Information Technology (MIIT) as a “Green Factory,” and its Songmu Island production base is designated as a demonstration project for green chemical industry under Liaoning Province’s “14th Five-Year Plan.” As a council member of the China Agrochemical Industry Association, the company participated in the revision of industry standards such as “GB/T 31775-2015 Classification and Coding of Pesticide Intermediates.” It offers collaborative services to domestic and international agrochemical enterprises, including customized development of intermediates, process optimization, joint R&D, and large-scale production.

Dalian Zhongzhi Changxing Fine Chemical Co., Ltd. was established in 2013, with its registered address located in the Jinpu New Area of Dalian City, Liaoning Province. It is a national high-tech enterprise (Certification No.: GR202021000328) specializing in the research, development, production, and sales of fine chemical products. The company’s core business covers R&D and large-scale production of specialty chemicals, including catalysts, auxiliaries, electronic chemicals, water treatment chemicals, and surfactants. Its flagship products include high-efficiency titanium-based main catalysts for PET/PTA plants, low-antimony polyester stabilizing auxiliaries, and ultra-clean electronic-grade isopropanol-based cleaning solutions for semiconductor packaging. These products have been successfully deployed on production lines of leading domestic fiber enterprises such as Hengli Petrochemical, Rongsheng Petrochemical, and Tongkun Group. The company holds six invention patents and twelve utility model patents. Its core technologies focus on environmentally friendly titanium- and antimony-based catalyst replacement processes and high-purity electronic-grade cleaning solution formulation systems. It has also participated in developing the group standard “GB/T 39499-2020 Guidelines for Green Factory Evaluation in the Chemical Industry.” The company maintains a comprehensive qualification system, having obtained ISO 9001:2015 Quality Management System and ISO 14001:2015 Environmental Management System certifications. It holds a valid “Work Safety Production License” (Liaoning WH Anxu Zheng Zi [2021] No. 02-0087, valid until March 2027), demonstrating compliance with hazardous chemical safety production requirements. Its current production capacity and technical capabilities support the operation of an intelligent production line for electronic special gases supporting chemicals with an annual output capacity of 5,000 tons. Export operations are conducted via OEM manufacturing, serving electronic materials customers in South Korea, Vietnam, and other regions; customs declarations involve HS codes 29051290 and 29183000. Areas of collaboration include customized specialty chemical development, technology transfer, joint process optimization, import-substitution solutions, and technical services and import/export agency services within the chemical industry.