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Liaoning Hongtuo New Materials Technology (Group) Co., Ltd. is a national high-tech enterprise specializing in the research, development, production, and sales of high-performance aluminum alloy materials, positioned as a key lightweight material supplier for high-end equipment, new-energy transportation, and defense-support sectors. The company’s core businesses include: high-strength, heat-resistant aluminum alloy ingots for aerospace applications; 7-series aluminum alloy profiles for rail transit vehicle body structures; 6-series aluminum alloy sheets for lightweight components in new-energy vehicles; and specialized aluminum-based composite materials. Its products are widely applied in high-end scenarios such as intelligent high-speed train sets, aircraft engines, and battery systems for new-energy vehicles. Relying on its provincial-level enterprise technology center and the Liaoning Province Advanced Aluminum Alloy Forming Engineering Research Center, the company holds 12 invention patents and 37 utility model patents. Notably, its scandium microalloyed 7055-T77 aluminum alloy manufacturing technology has been industrialized, and the company has participated in drafting two national standards and one local standard. In terms of certifications, the company complies with ISO 9001:2015, ISO 14001:2015, IATF 16949:2016, and AS9100D quality management system standards, and holds Grade II Confidentiality Qualification for Scientific Research and Production Units of Weapons and Equipment. Representative collaborations include supplying CR400AF-Z intelligent high-speed train set body profiles in bulk to CRRC Changchun Railway Vehicles Co., Ltd.; undertaking trial production of specialized alloy ingots for aircraft engine casings for Aero Engine Corporation of China (AECC) Shenyang Liming Company; and supplying battery pack tray structural components to BYD FinDream Battery Co., Ltd. Currently, production capacity is concentrated at its Yingkou base, serving key domestic customers across the equipment manufacturing and new-energy industry chains. The company pursues cooperation in technical R&D collaboration, customized material development, joint verification of high-end components, and long-term stable supply.

Liaoning Donghao Chemical Co., Ltd. is a regional private enterprise specializing in the research, development, production, and sales of fine chemical products. Based in Northeast China, the company focuses on niche application areas including industrial water treatment, purification of oilfield produced water, and metal surface treatment. Its core business covers the R&D, production, and sales of environmentally friendly water treatment chemicals, organic chemicals, catalyst auxiliaries, and industrial cleaning agents. Its products primarily serve industrial customers such as local steel auxiliary material suppliers and small- to medium-sized petrochemical supporting enterprises. Leveraging its 30,000-ton-per-year water treatment chemicals production line located in Bayuquan District, the company possesses large-scale, compliant production capabilities. It has also installed VOCs control facilities and a wastewater pretreatment system; the project passed its environmental protection completion acceptance in June 2023. The company holds a valid “Dangerous Chemicals Business License” (Liaoning Business Dangerous Chemicals Permit No. [2023] 087, valid until June 2026) and has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q3123456R1M), demonstrating its foundational capacity for quality control and regulatory compliance. The company maintains stable operations, with no administrative penalties, judicial enforcement actions, or records of serious credit violations, reflecting sound credit standing and operational resilience. Currently serving the Northeast region, the company emphasizes localized responsiveness, basic application technical support, and customized product solutions. It provides stable, reliable chemical supply and technical collaboration support for scenarios including operation and maintenance of industrial circulating water systems, oilfield chemical agent support, and pre-treatment processes in metalworking.

Liaoning Dingjide Petrochemical Co., Ltd. (Stock abbreviation: Dingjide, Stock code: 603255.SH) is a national high-tech enterprise specializing in the research, development, production, and sales of high-end synthetic resin catalysts and critical chemical auxiliaries. Positioned upstream in the polyolefin industrial chain, the company is committed to domestic substitution and independent control. Its core businesses encompass fourth-generation metallocene catalysts (e.g., bridged indenyl-amido zirconium/hafnium catalysts), non-metallocene catalysts, electron donors (including diphenyldimethoxysilane, cyclohexylmethyldimethoxysilane, etc.), antioxidants, and nucleating agents. These products are widely applied in the industrial-scale production of general-purpose and high-performance polyolefin materials such as polypropylene and polyethylene. Leveraging an end-to-end technical system covering molecular design, ligand synthesis, metal complexation, supported catalyst preparation processes, and application evaluation, the company masters the core technology of synergistic regulation among “ligands–metal centers–supports” and has established one of China’s few pilot- and industrial-scale metallocene catalyst production platforms with an annual capacity of 1,000 metric tons. As of the end of 2023, the company held 47 authorized invention patents and 22 utility model patents within China; it led or participated in formulating three industry standards, including “Electron Donors for Polypropylene Catalysts” (HG/T 6029–2022). The company has obtained certifications under ISO 9001, ISO 14001, and ISO 45001 management systems and holds a Safety Production Permit for Hazardous Chemicals (Liao WH An Xu Zheng Zi [2023] No. 070007). Its products have achieved mass supply to leading polyolefin enterprises, including Sinopec, CNPC, CNOOC, Hengli Petrochemical, Zhejiang Petrochemical, Wanhua Chemical, and Satellite Chemical. Certain electron donor products have completed long-term industrial validation at installations operated by Yanhua Petrochemical and Yangzi Petrochemical, with annual consumption per installation reaching hundreds of metric tons. Current production capacity and customer bases are concentrated in East China, North China, and Northeast China. The first phase of its Yingkou production base—designed for an annual output of 20,000 metric tons of high-end polyolefin catalysts and auxiliaries—has commenced operations. Collaborative efforts focus on customized catalyst development, auxiliary supply integration, industrial validation support, and joint technological research and development in extended fields, including new-energy materials (e.g., pore-forming auxiliaries for lithium-ion battery separators) and catalytic systems for biodegradable plastics.

Liaoning Chengyang Technology Development Co., Ltd. is a high-tech enterprise specializing in information technology services for smart cities and digital government, with the core mission of promoting digital transformation in government affairs and providing end-to-end solutions for modernizing grassroots governance. The company’s primary business includes constructing government big data platforms, developing urban operations management service platforms, integrating smart community information systems, and delivering SaaS-based software services tailored to subdistricts and communities. Its application scenarios focus deeply on key areas of grassroots governance, including “integrated grid-based urban management,” smart emergency response, and smart elderly care. Technically, the company excels in microservice architecture design, domestication ecosystem adaptation (fully compatible with Kylin OS, Dameng Database, and TongTech middleware), and low-code rapid delivery capabilities, enabling efficient project implementation and continuous iteration. The company has been certified as a National High-Tech Enterprise (Certificate No.: GR202321001287) and has obtained ISO 9001 Quality Management System Certification and ISO 27001 Information Security Management System Certification. It holds 23 software copyrights and 2 invention patents covering key technologies such as multi-source data fusion and dispatching, semantic recognition of grassroots grid events, and lightweight edge computing access. Representative projects include the “Integrated Grid-Based Urban Management” Pilot Platform in Hunnan District, Shenyang City (2022–2024), the “One-Map Smart Emergency Response System” for county-level jurisdictions in Liaoning Province (launched in 2023), and multiple subdistrict-level comprehensive smart elderly care management platforms. Its clients primarily consist of district- and county-level government data bureaus, subdistrict offices, and community service centers—covering grassroots government entities across Northeast China. Adhering to a pragmatic and collaborative philosophy, Chengyang Technology offers local governments and industry partners diverse cooperation models, including customized system development, IT innovation-compatible system upgrades, platform operation support, and co-development of integrated solutions.

Liaoning Andefu Warehousing Co., Ltd. is a regional-level supply chain infrastructure operator specializing in chemical and hazardous materials storage and logistics, based at the Xianren Island Port Area of Yingkou Port. Its core business includes bonded storage, distribution, and supporting loading/unloading services for Class A hazardous chemicals such as liquefied hydrocarbons, methanol, ethylene glycol, and benzene-series compounds. Leveraging professional liquid chemical terminal resources, the company has constructed six low-temperature, atmospheric-pressure storage tanks with a total capacity of 86,000 cubic meters. In early 2025, it completed Phase II expansion, adding three 30,000-cubic-meter LPG low-temperature storage tanks, becoming the first privately controlled port storage enterprise in Northeast China capable of providing full-chain bonded LPG storage services. Technologically, the company focuses on inherently safe, intelligent storage solutions, equipped with nitrogen sealing systems, DCS+SIS dual-control systems, VOCs online monitoring systems, and intelligent inspection platforms; it is fully integrated into both the Liaoning Province Hazardous Goods Transportation Electronic Waybill Supervision System and the Yingkou Port Smart Port Cloud Platform. The company holds the “Port Operation Permit” (No. Liao Ying Gang Jing Zheng Zi No. 008), the “Hazardous Chemicals Business Permit” (No. Liao H An Jing Zi [2023] 0067), and the Level II Standardization Certification for Safety Production (No. LNQY-AQBJZ-2024-019); it has also obtained certifications for ISO 9001:2015 Quality Management, ISO 14001:2015 Environmental Management, and ISO 45001:2018 Occupational Health and Safety Management Systems. Since commencing operations in June 2023, the company has stably served 12 key chemical enterprises across Northeast China and the Bohai Rim region—including Hengli Petrochemical, Beifang Huajin, and Jilin Chemical Fiber—with an annual throughput exceeding 1.2 million tons, deeply participating in the “Northeast Region Chemical Raw Materials Supply Guarantee Special Action.” Targeting chemical production, trading, logistics, and end-user energy enterprises, the company offers customized hazardous chemicals bonded storage, multimodal transport connectivity, intelligent distribution and delivery, and collaborative hazardous goods handling support services.

Liaoning Airui Xinda Polymer Materials Co., Ltd. is a polymer materials manufacturing enterprise specializing in the research, development, production, and application promotion of high-performance thermoplastic elastomers (TPE), modified engineering plastics, and functional composite materials. The company operates within the “rubber and plastic products industry,” specifically under the sub-sector of polymer materials manufacturing. Its core business activities include synthetic material manufacturing and sales; specialty chemical product manufacturing; high-performance fiber and composite material manufacturing and sales; new materials R&D; chemical product production (excluding licensed chemical products); and import/export of goods. Its products are primarily applied in automotive components (e.g., seals, dust caps), medical device packaging materials, and cushioning components for consumer electronics. Key clients include regional industrial chain leaders such as Liaoning曙光 Automobile Group and Yingkou Jincheng Machinery Co., Ltd. In terms of core technologies, the company possesses capabilities in dynamic vulcanization process optimization, oil-resistant and aging-resistant formulation design, and low-VOC emission technology. It has filed three invention patent applications and obtained two utility model patent authorizations. The company undertakes the sub-project “Key Industrialization Technologies for Weather-Resistant, Creep-Resistant TPE Materials for Automotive Lightweighting” under the Liaoning Provincial Key R&D Program (Project No.: 2023JH2/10500234) and has been included in Yingkou City’s “Eaglet Enterprise” cultivation database. Regarding certifications, the company has obtained ISO 9001:2015 Quality Management System Certification and Level-III Standardization Certification for Work Safety (Light Industry Sector). Currently, its business covers the three northeastern provinces (Liaoning, Jilin, Heilongjiang) and the Beijing-Tianjin-Hebei region. It actively engages in cooperation in areas including customized material development, joint technical problem-solving, industrialization-oriented supply support, and regional supply chain collaboration.

Lianyungang Zhongyou Petroleum Sales Co., Ltd. is the retail and wholesale service entity for refined petroleum products established by China National Petroleum Corporation (CNPC) in the northern Jiangsu region. It operates under the business guidance and management of CNPC Jiangsu Sales Branch, focusing on energy terminal services and practical implementation of green, low-carbon transformation. The company’s core businesses include storage, retail, and distribution of gasoline, diesel, kerosene, and vehicle-use LNG; it operates 23 gas stations covering major districts and counties of Lianyungang City—including Haizhou, Lianyun, Ganyu, and Guanyun. Concurrently, it expands non-fuel convenience services (e.g., Kunlun Haokè convenience stores), customized fuel supply for specialized applications (targeting B2B customers such as port machinery, cold-chain transportation, and logistics fleets), and supporting services for new energy. Leveraging CNPC’s unified digital platform, the company has fully integrated the “Kunlun e-Station” intelligent retail system, enabling capabilities including membership management, precision marketing, dynamic inventory alerts, and AI-assisted refueling guidance. It participated in drafting Jiangsu Province’s “Green Operation Evaluation Specification for Gas Stations” (DB32/T 4567–2023) and served as one of the primary drafting entities. The enterprise holds the “Refined Petroleum Products Retail Business Approval Certificate” (Jiangsu Oil Retail Certificate No. [2022] 0701) and the “Hazardous Chemicals Business License” (Lian’an Jingzi [2024] 0089). All operational sites possess valid “Food Business Licenses,” and the company has obtained certification for the three major management systems—ISO 9001, ISO 14001, and ISO 45001 (Certificate No.: 00122Q31234R3M, valid until May 2027). Eight stations serve as pilot integrated energy service stations (“oil-gas-electricity-hydrogen”), equipped with 180 kW fast-charging piles and LNG refueling facilities; twelve stations have completed double-layer tank installation and anti-seepage upgrades and passed environmental protection acceptance inspections. Representative initiatives include undertaking hydrogen refueling support for hydrogen-powered heavy-duty trucks at Lianyungang Port’s No. 3 Terminal; inclusion in Lianyungang City’s list of “Green, Low-Carbon Transformation Benchmark Gas Stations” (Lianfa Gaihuanzi [2024] 112); and being consecutively awarded the title “Jiangsu Province Model Unit for Trustworthy Consumption Creation” for three years. The company is open to multidimensional cooperation—including energy supply security, co-construction of integrated energy stations, customized fuel supply, non-fuel channel collaboration, and joint implementation of green operation standards—with local governments, transportation and logistics enterprises, port operators, new-energy equipment suppliers, and regional chain commercial entities.

Lianyungang Petrochemical Co., Ltd. is a large-scale private integrated refining and chemical enterprise controlled by Shenghong Group and the implementing entity of a key project supported by China’s State Council under the “Layout Plan for Petrochemical Industry Development.” The company focuses on research, development, and industrialization of high-end chemical new materials and green, low-carbon refining and chemical technologies. Its core business revolves around the full industrial chain of “crude oil–aromatics–PTA–polyester,” primarily producing fundamental chemical raw materials including high-purity para-xylene (PX), benzene, liquefied petroleum gas (LPG), sulfur, and ethylbenzene, and extending downstream into differentiated polyester staple fiber and regenerated cellulose fiber. Relying on its National-level Enterprise Technology Center and the Jiangsu Provincial Engineering Research Center for High-Purity PX, the company holds independent intellectual property rights in critical technological areas such as adsorption separation, highly efficient aromatic isomerization, and low-energy-consumption separation and purification; it has been granted 27 invention patents. Its core patented technologies support China’s first domestically built 2.8-million-ton-per-year aromatic complex unit utilizing simulated moving bed (SMB) adsorption separation technology, with over 95% localization rate of key equipment. The company has obtained ISO 9001, ISO 14001, and ISO 45001 system certifications, and holds both the Safety Production License for Hazardous Chemicals (Su H An Xu Zheng Zi [2023] No. 070001) and the Pollutant Discharge Permit (9132070032112229XU001P). Crude oil imports are handled via Lianyungang Port’s 300,000-ton crude oil terminal, while finished products are distributed nationwide through multimodal transportation—including dedicated railway lines, inland waterways, and coastal ports—anchored in the Yangtze River Delta region. The company is currently advancing its Phase II integrated refining and chemical project, which plans to construct facilities with annual capacities of 16 million tons of refining, 2.8 million tons of ethylene, and high-end materials production. It welcomes technical collaboration, raw material supply, customized material development, engineering coordination, and green, low-carbon solution integration with upstream and downstream industrial partners.

Lianyungang Suhai Commercial Management Group Co., Ltd. is a comprehensive industrial enterprise grounded in the marine economy and focused on the high-value utilization of marine biological resources. Its core businesses encompass aquatic product processing and sales; research, development, and production of seaweed-based products; application of marine bio-extract technologies; production of feed and feed additives (licensed operation); and self-operated and agency import/export of various commodities and technologies. The company possesses end-to-end technical capabilities—from raw material processing and green extraction of bioactive components to final product development—and prioritizes pilot-scale transformation and industrial application of marine functional bioactive substances such as brown algal polysaccharide sulfate and fucoidan. Relevant processes have been granted two utility model patents (ZL202220893741.5 and ZL202320128856.7). Its core technologies are supported by the “Joint Laboratory for Marine Functional Products,” established in collaboration with Jiangsu Ocean University. The company holds the following licenses: Food Production License (SC10132070700398), Feed Production License (Su Si Zheng [2021] No. 07025), and Pollutant Discharge Permit (91320707MA1MFBQK6E001V), ensuring full compliance and standardized operations. Representative products include ready-to-eat kelp products, low-salt preserved wakame, and seaweed-derived feed additives (e.g., sodium alginate composite premixes), widely applied in aquaculture and food processing sectors. Customers span Shandong, Zhejiang, Guangdong, and other provinces; exports to Japan, South Korea, and Southeast Asia continue via Lianyungang Port, achieving export revenue of RMB 18.6 million in 2023. The company’s “Ganyu District Demonstration Project for High-Value Utilization of Marine Biological Resources” has been included in Lianyungang City’s Key Technological Transformation Project Database; in 2023, the company was registered in Lianyungang City’s “Technology-Based Small and Medium-Sized Enterprises” database (Registration No.: 2023320700A00128). We sincerely invite pragmatic cooperation in areas including R&D of marine functional products, collaborative development of green extraction processes, customized development of feed additives, co-construction of domestic and international distribution channels, and commercialization of technological achievements.

RESONAC (China) Co., Ltd. is a high-tech enterprise specializing in the research, development, production, and sales of high-performance silicone new materials, positioned as a key functional material supplier for high-end manufacturing sectors including electronics, LED lighting, and new-energy vehicles. The company’s core products include electronic-grade silicone encapsulants, high-refractive-index silicone resins for LED lighting, thermally conductive potting compounds for new-energy vehicle battery modules, and high-temperature-resistant flame-retardant silicone elastomers. Its flagship product—the “LSN-8200 Series Two-Component Addition-Cure Thermally Conductive Potting Compound for Power Batteries”—has been approved by the Jiangsu Provincial Department of Industry and Information Technology as a “Key Technological Innovation Project” and has entered the tier-two supplier systems of CATL and Sunwoda. The company holds six invention patents and twelve utility model patents, with technical expertise covering critical areas such as crosslinking structure regulation of silicone resins and preparation of low-stress thermally conductive interface materials. It has established a Suzhou Municipal Enterprise Engineering Technology Research Center, equipped with a Class 10,000 cleanroom and an automated, continuous pilot-scale silicone resin synthesis line, enabling an annual production capacity of 3,000 tons of specialty silicone materials. The company has obtained High-Tech Enterprise certification (GR202332012876), ISO 9001:2015 Quality Management System certification (issued by SGS), and has completed on-site auditing for IATF 16949 Automotive Supply Chain Quality Management System certification. Its business covers the new-energy vehicle industry chain in the Yangtze River Delta region and extends to exports of customized encapsulation materials to Southeast Asia. Serving end-users in material applications, system integrators, and end-product manufacturers, the company offers full-lifecycle collaborative services—including customized formulation development, process compatibility support, small-batch validation, and large-scale supply.