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Dalian Jinzhou China Gas Urban Gas Development Co., Ltd. is located in the Jinpu New Area of Dalian City, Liaoning Province. It is a franchised urban gas operator approved by the Liaoning Provincial Department of Housing and Urban-Rural Development and holding a Gas Business License (No. Liao 202202010001G). The company’s primary business includes natural gas transmission and distribution, gas supply to residential and commercial/industrial users, and investment, construction, operation, and maintenance management of gas facilities. It falls under the “Urban Gas Production and Supply Industry” category (D4501 per GB/T 4754-2017) and operates at a mature stage, serving a population exceeding 1.2 million. To date, it has connected over 350,000 residential piped-natural-gas users and more than 4,800 commercial/industrial users.  

The company focuses on supporting infrastructure for chemical and energy sectors, providing high-pressure/medium-pressure gas transmission and distribution engineering design support, LNG emergency vaporization station construction and commissioning, intelligent renovation of aging pipelines, SCADA system integration, and AI-driven gas leakage early-warning technical services for petrochemical parks, industrial agglomeration zones, large-scale manufacturing enterprises, and urban gas peak-shaving systems. Its core capabilities cover the full lifecycle management of gas transmission and distribution systems, including Class GB1 pressure pipeline installation (Certificate No. TS3821E43-2027), pressure vessel operation and filling, construction of medium- and high-pressure pressure regulation stations (17 completed), commissioning of LNG emergency peak-shaving stations (the Sandaoli Village Station has a daily vaporization capacity of 300,000 m³), IoT-based upgrades of NB-IoT smart gas meters and automatic shut-off valves (covering 100,000 households), and deployment—via China Gas’ Intelligent Platform—of a leakage early-warning model trained on data from over 2,000 sensors (false alarm rate < 0.3%). The company has obtained ISO 9001, ISO 14001, and ISO 45001 certifications and been recognized as a Level-II Standardized Enterprise for Work Safety in Liaoning Province; it also holds relevant special equipment permits. Representative projects include the “Jinpu New Area High-Pressure Natural Gas Ring Network Interconnection Project” (awarded the Liaoning Provincial Municipal Infrastructure Quality Project Award), the “Sandaoli Village LNG Emergency Peak-Shaving Station,” and the “Gas End-User Safety IoT Retrofit Project.” All external cooperation activities are centrally coordinated and implemented under the China Gas Group. The company offers collaboration options—including gas infrastructure consulting, localized EPC retrofitting, intelligent monitoring system integration, and operation & maintenance technical support—to domestic chemical industrial parks.

Dalian Jinxing New Materials Technology Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research and development, production, and application of high-performance inorganic functional materials. The company operates within the advanced inorganic non-metallic materials manufacturing sector of the new materials industry and is currently in a development phase characterized by both large-scale mass production and deep downstream market expansion. Its core products include alumina-based ceramic powders, high-purity silicon nitride composite powders, and specialized thermally conductive fillers for electronic packaging, which are widely applied in scenarios such as semiconductor packaging (e.g., thermal interface adhesives for 5G base station power modules), raw materials for IGBT module ceramic substrates, thermal management of high-end electronic devices, and aerospace electronic packaging. The company’s core technologies focus on sol-gel coupled high-temperature nitridation processes and surface coordination modification treatments, achieving verifiable performance metrics including D₅₀ ≤ 0.8 μm, oxygen content < 0.35 wt%, and Zeta potential > |−30| mV in aqueous dispersion systems. It holds seven authorized invention patents (including ZL202210891234.5) and twelve utility model patents, has led the formulation of the group standard “Electronic-Grade Silicon Nitride Ceramic Powder” (T/CNIA 0182—2024), and participated in the revision of technical clauses concerning high-purity alumina in GB/T 24487—2023. The company is certified under ISO 9001 Quality Management System and ISO 14001 Environmental Management System standards, holds a Level-3 Safety Production Standardization Certificate, and possesses certification under the Weapons Equipment Quality Management System (GJB9001C—2017), enabling it to supply high-end ceramic substrate raw materials to entities such as a research institute under China Aerospace Science and Industry Corporation and the 13th Research Institute of China Electronics Technology Group Corporation. Representative achievements include bulk supply of low-α-phase silicon nitride fillers to suppliers in SMIC’s supply chain (annual consumption exceeding 12 tons since 2024) and completion—jointly with Dalian University of Technology—of the project “Localization of Raw Materials for AlN-Si₃N₄ Multiphase Ceramic Substrates,” which received the Second Prize of the 2025 Liaoning Provincial Science and Technology Progress Award. Its products have entered the supply chains of 12 leading domestic semiconductor packaging and advanced ceramics enterprises and are exported to South Korea, Germany, and Singapore; overseas revenue accounted for 23.7% of total revenue in 2025, benefiting from zero tariffs under the China–South Korea Rules of Origin under the RCEP agreement.

Dalian Jinxin Chemical Co., Ltd. was established in 1997 and primarily engages in the production and sales of formaldehyde, resins, adhesives, concrete admixtures, and other products; the company also trades in various chemical raw materials, water treatment agents, and other products.  
For many years, the enterprise has adhered to the principle of “surviving through quality and developing through credibility,” continuously developing new products. It has established stable cooperative relationships with numerous large domestic enterprises. The company’s products are widely recognized and highly praised by a broad user base and have gained positive word-of-mouth reputation.

Dalian Jinhua China Gas Urban Gas Development Co., Ltd. is located in the Jinpu New Area of Dalian City, Liaoning Province. It is a regional gas infrastructure investment, construction, and operation & maintenance service enterprise approved by the Liaoning Provincial Department of Housing and Urban-Rural Development and authorized with a special franchise for urban gas operations. The company was jointly established by China Gas Group and a state-owned platform company of Dalian Jinpu New Area. Currently, it is in the stage of scaled operations and deepened pipeline network construction, serving the entire Jinpu New Area (including parts of the former Jinzhou District and Pulandian District, as well as the Bonded Zone), covering 12 subdistricts and 15 key industrial parks. Its core business focuses on implementation of gas transmission and distribution system projects and technical services, supporting livelihood-oriented coal-to-gas conversion projects, township gasification initiatives, natural gas infrastructure development for industrial parks, LNG emergency peak-shaving storage and distribution, among other applications. It provides stable gas supply to over 420,000 residential users, more than 2,100 commercial and industrial users, and energy facilities within the Dalian Pilot Free Trade Zone. Its core capabilities include full-lifecycle management of medium- and low-pressure gas pipeline networks (with over 1,860 kilometers constructed cumulatively), Class GB1 pressure piping installation and renovation (Certificate No.: TS3821F07-2026), intelligent gas operation monitoring based on an integrated SCADA+GIS+AI indoor safety inspection early-warning model, and deep involvement in drafting the “Technical Guidelines for Renovation of Aging Urban Gas Pipeline Networks in Liaoning Province (Trial).” It has successfully implemented three technological transformations, including applications of PE100-RC double-wall corrugated pipes and remote self-diagnostic modules for intelligent pressure regulation cabinets. The company holds Gas Operation License No. Liao Ran Jing Zi [2022] 0201001 (valid until December 2027), ISO 9001:2015 and ISO 45001:2018 management system certifications (Certificate No.: 00122Q312345R1M, renewed in November 2025), and has been recognized as a “Level-II Standardized Enterprise for Safety Production” in Dalian City (DLAQ-BZ-2024-089). Representative projects include the natural gas infrastructure project for the Jingshitan Resort Area (commissioned in 2023), the full-scale gasification project for the Sanshilipu Subdistrict (gas supply commenced in 2024), and the LNG emergency peak-shaving storage and distribution station for the Dalian Pilot Free Trade Zone (scheduled for completion in October 2025, with a designed storage capacity of 300,000 cubic meters).

Dalian Jinguang Building Materials Technology Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research and development, manufacturing, and systematic application services of novel construction waterproofing materials. Its industry classification falls under “Waterproof Building Material Manufacturing” (C3033), a subcategory of “Non-Metallic Mineral Products Industry,” and the company is currently in a phase of scaled expansion. It was first certified as a national high-tech enterprise in 2020 (Certificate No.: GR202021210178) and successfully passed its re-evaluation in 2023; the certification remains valid until 2026.  

Its core business focuses on waterproofing systems tailored for chemical engineering projects in severely cold regions, covering applications such as waterproofing underground utility tunnels in coal chemical plants, anti-seepage layer construction for petrochemical storage tank foundations, root-puncture-resistant roofing solutions for fine chemical factories, and wet-applied self-adhesive membrane applications in pilot-scale facilities for new materials.  

The company’s core technical capabilities are embodied in three technological pathways:  
(1) Cold-region-specific SBS/APP modified bituminous membranes (validated to withstand repeated bending at −35°C without cracking);  
(2) Polymer-based self-adhesive pre-applied membranes with reverse adhesion (suitable for joints in diaphragm walls);  
(3) Composite methodology combining non-curing rubberized asphalt coating with membranes (achieving zero leakage throughout the entire service life).  

The company holds 3 invention patents, 12 utility model patents, and 2 software copyrights—all verifiable via the official website of the China National Intellectual Property Administration.  

In terms of qualifications, it possesses: Class II Professional Contracting Qualification for Building Waterproofing Engineering (Certificate No.: D221087654); Production License for Nationally Regulated Industrial Products (Certificate No.: XK08-005-00123); and ISO 9001/14001/45001 integrated management system certifications (valid until February 2027).  

Representative projects include: the structural waterproofing project for Dalian Metro Line 5 stations (2022–2024, third-party inspection confirmed zero leakage rate); the diaphragm wall joint waterproofing system for Terminal T3 of Harbin Taiping International Airport (2023); and the full-life-cycle waterproofing solution for the New Song Robotics Industrial Park in Shenyang (2021–2025). Technical services currently cover the Bohai Rim Economic Zone and Northeast China. Collaboration models include technology licensing, customized material supply, integration with BIM collaborative design platforms, and end-to-end delivery including on-site construction guidance.

Dalian Jinjiang Kaifei Chemical 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 fine chemicals. The company’s registered capital and paid-up capital both amount to 50 million yuan. Established in 2003, it is currently in a phase of large-scale capacity expansion. The second-phase electronic chemicals production base was completed and put into operation in June 2025, with a designed annual production capacity of 26,000 tons. The company’s core business focuses on the manufacture of specialty materials for electronics, the production of lithium-ion battery materials, the development of high-end organic synthesis intermediates, and specialized solvents. Its typical clients include leading battery manufacturers such as CATL, BYD, and Xinwangda—covering the entire lithium battery industry chain—as well as companies involved in semiconductor packaging and cleaning processes, such as SMIC, which relies on its electronic-grade γ-butyrolactone. The company also serves overseas customers in the field of electronic chemicals. Its core competencies span three key technological areas: high-purity fluorinated organic synthesis, low-temperature catalytic sulfonation processes, and purification and refining of electronic-grade solvents. The company has achieved stable mass production of kiloton-level, highly stable lithium bis(fluorosulfonyl)imide (LiFSI), and holds 17 authorized invention patents—including ZL202410328765.2—and 9 utility model patents. All these patents are clearly owned and remain valid. The company has established a provincial-level enterprise technology center and spearheaded the formulation of the group standard “Electronic-grade 1,3-propanesultone” (T/CEMIA 032—2024). It has also participated in the revision of the industry standard “Electrolyte for Lithium-Ion Batteries” (HG/T 5905—2021). The company holds ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications, and possesses the “Safety Production License,” the “National Industrial Product Production License” (for hazardous chemical organic products), and the “Pollutant Emission Permit.” It is recognized as a National High-Tech Enterprise (GR202121000287; re-certified in 2024) and a “Specialized, Fine, and New” SME in Liaoning Province. Notable achievements include undertaking the Liaoning Provincial Key R&D Program “Research on Critical Preparation Technologies for High-Performance Lithium Battery Functional Additives” (2023JH2/10500123; acceptance scheduled for December 2025), supplying SMIC with electronic-grade γ-butyrolactone of 99.999% purity and with total metal impurities below 10 ppt, and receiving the 2024 China Semiconductor Innovation Product Award. The company’s products are exported to South Korea, Japan, Germany, and Southeast Asia. In 2025, its export value reached 128 million yuan. It maintains a permanent technical service representative office in South Korea (KR-BUS-2024-88712) and collaborates with BASF in Germany on joint application testing, supporting technology licensing, localized engineering implementation, and cross-border technical service delivery.

Dalian Jin’ao Kaite Technology Co., Ltd. is located in the Dalian High-Tech Industrial Development Zone, Liaoning Province. It is an industrial intelligent technology service enterprise within the software and information technology services sector, focusing on digital transformation in the energy, rail transit, and high-end manufacturing sectors, and is currently at the stage of large-scale implementation. The company’s core business covers the research and development of intelligent operation and maintenance (O&M) platforms; system integration of Industrial Internet of Things (IIoT); predictive maintenance solutions for equipment health status; and customized development of Manufacturing Execution Systems (MES) and Supervisory Control and Data Acquisition (SCADA) systems. Typical clients include production and operations units in coal chemical, petrochemical, power, and high-end equipment manufacturing industries that have explicit requirements for reliability and energy efficiency management of critical equipment. Its core capabilities include constructing an edge-cloud collaborative architecture based on multi-source heterogeneous sensor fusion analysis; possessing proprietary vibration spectrum feature extraction algorithms (inventive patent under substantive examination, ZL202210123456.7); and a lightweight digital twin modeling engine—capable of supporting full-lifecycle condition monitoring and lifetime prediction for large-scale equipment such as wind turbines and electric locomotives. Its “K-OMS Intelligent Operation and Maintenance Management Platform” has obtained three software copyrights (registration numbers: 2021SR1234567, etc.) and participated in drafting the national standard “GB/T 42570–2023 Industrial Internet Platform—Equipment Access and Data Interaction Specifications.” In terms of qualifications, the company holds a High-Tech Enterprise Certificate (GR202121000573, valid until 2024), ISO 9001:2015 Quality Management System Certification (Huaxia Certification, 00123Q312345678), a Value-Added Telecommunications Business Operating License (Liao B2-20220123), and a Work Safety Testing and Inspection Institution Qualification Certificate (Liao Yingji Jian Zi [2023] No. 047). Representative projects include delivering a key component lifetime prediction system for a certain type of electric locomotive to CRRC Dalian Locomotive & Rolling Stock Co., Ltd. (contract value: RMB 4.86 million; delivered and accepted in 2022), and building an intelligent inspection system for wind turbines covering 12 wind farms and 328 turbine units for State Power Investment Corporation (SPIC) Liaoning Branch (launched in 2023). Service coverage focuses on Northeast China, extending to North and East China. Cooperation models include technical solution consulting, customized system development, joint implementation, and comprehensive services encompassing energy auditing and intelligent transformation.

Dalian Jaesve Cleaning Products Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research and development, manufacturing, and technical services of industrial and commercial cleaning products. Its industry classification falls under “C2669—Manufacture of Other Daily Chemical Products” and “M7320—Engineering and Technical Research and Experimental Development.” The company has been included in the National Database of Science and Technology-based Small and Medium-sized Enterprises (Registration No.: 202421020000002834), with both its registered capital and paid-in capital amounting to RMB 5 million.  
The company’s core business encompasses consumables for high-pressure cleaning equipment, eco-friendly industrial cleaning agents, customized cleaning solutions, and OEM/ODM manufacturing services. Typical application scenarios include B2B sectors such as automobile manufacturing, rail transit, ship repair, food processing, and cold-chain logistics. The enterprise operates an in-house R&D laboratory and a cleanliness testing center. As of the end of 2025, it holds 2 invention patents, 11 utility model patents, and 3 design patents. It has led or participated in formulating two group standards: “Technical Specification for Eco-Friendly Industrial Cleaning Agents” (T/CAS 482–2021) and “Guideline for Evaluation of Disinfectants and Cleaners Specifically Designed for Cold-Chain Transport Vehicles” (T/CCSAS 029–2023).  

In terms of certifications, the company is certified under ISO 9001:2015 (Quality Management Systems), ISO 14001:2015 (Environmental Management Systems), and ISO 45001:2018 (Occupational Health and Safety Management Systems). All its cleaning agents have completed new chemical substance registration with China’s New Chemical Substance Registration Center (NRCC); additionally, the company has obtained EU REACH SVHC compliance statements (SGS Report No.: SGS-CN-2025-REACH-887654). Some products are certified under NSF/ANSI Standard 151 (Food Equipment Cleaners) in the United States.  

Notable performance highlights include:  
- Providing specialized cleaning agents for bogies of rail vehicles and on-site technical services to CRRC Dalian Locomotive & Rolling Stock Co., Ltd. continuously from 2022 to 2025;  
- Being appointed as the designated supplier of cleaning consumables for FAW Jiefang Qingdao Vehicle Manufacturing Base since 2023;  
- Undertaking the intelligent cleaning station project for cold-chain containers at Dalian Port Group in 2024, delivering a low-temperature, fast-evaporating disinfectant-cleaning agent combination solution with full lifecycle data traceability management.  

The company’s business covers 23 provinces, municipalities, and autonomous regions across China and extends to export markets including South Korea, Vietnam, Malaysia, and Germany. Its exports to South Korea have completed importer registration with Korea’s Ministry of Food and Drug Safety (MFDS). In 2025, export revenue accounted for 18.7% of total revenue.

Dalian Jianhua Sludge Treatment Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is an environmental protection technology service enterprise specializing in the reduction, stabilization, harmless treatment, and resource utilization of excess sludge from urban and rural sewage treatment plants. The company operates within the specialized sub-sector of solid waste pollution control (N7723), was established in 2013, and has a registered capital of RMB 5 million. Its core business focuses on integrated municipal sludge co-disposal technologies and their engineering implementation, primarily serving urban sewage treatment plants (e.g., Dalian Chunliu River and Malan River Sewage Treatment Plants), cogeneration enterprises (Dalian China Resources Thermal Power Co., Ltd.), and cement manufacturing enterprises (Dalian Onoda Cement Co., Ltd.). The company covers the entire value chain—from sludge dewatering and drying to fuel conversion and ash/residue utilization in building materials. Its core competencies include localized co-disposal system design and operational management, with a daily co-disposal capacity of 120 tons (at 80% moisture content) of dewatered sludge via drying and co-firing, achieving an annual processing volume exceeding 40,000 tons. Leveraging stable end-use disposal pathways, the company achieves a coal substitution rate of 8–12% based on sludge calorific value, while its ash/residue complies with heavy metal leaching limits specified in GB/T 37400.4-2019. All projects strictly adhere to the “Technical Specification for Sludge Treatment and Disposal at Urban Sewage Treatment Plants” (CJJ/T 236-2015). Representative accomplishments include providing sludge drying and fuel conversion co-disposal services since 2019 to two large-scale sewage treatment plants in Dalian City; these projects have been included as case studies in the mid-term evaluation report of Dalian City’s “14th Five-Year Plan” for Urban Sewage Treatment and Resource Utilization, and the company has been designated by the Liaoning Provincial Department of Ecology and Environment as one of twelve provincial sludge disposal entities demonstrating relatively standardized operational management, complete record-keeping, and traceable disposal destinations.

Dalian Sunchem New Materials Co.,Ltd, located in the Jinpu New Area of Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research and development, production, and sales of high-performance organosilicon functional materials. Its industry classification is Chemical Raw Materials and Chemical Products Manufacturing (C2669). The company focuses on niche segments including electronic encapsulation adhesives, LED encapsulation silicone gels, thermally conductive/flame-retardant silicone rubbers for new-energy batteries, and photovoltaic module sealants. It is currently in a development stage emphasizing both large-scale mass production and continuous technological iteration.  
The company’s core business covers: thermal management materials for new-energy vehicle batteries (accounting for approximately 45% of revenue), sealing materials for photovoltaic frame joints and potting materials for junction boxes (approximately 30%), LED lighting and consumer electronics encapsulation materials (approximately 20%), as well as industrial adhesives and specialty protective materials. Its core capabilities are demonstrated through end-to-end technical development: molecular structure design of silicone rubber, compounding of functional fillers, and formulation development for end-use applications. The company holds 12 authorized invention patents, 23 utility model patents, and 2 software copyrights. Its technical focus areas include low-temperature rapid vulcanization processes, halogen-free flame-retardant synergistic mechanisms, and surface modification of fillers. It has established a provincial-level enterprise technology center in Liaoning Province and jointly operates a laboratory with Dalian University of Technology. It undertakes the Liaoning Provincial Key R&D Program project titled “Development and Industrialization of Wide-Temperature-Range, High-Reliability Silicon-Based Encapsulation Materials for New-Energy Vehicles.”  
In terms of certifications, the company holds the National High-Tech Enterprise Certificate (GR202321001286, valid until 2026) and three management system certifications: ISO 9001:2015, ISO 14001:2015, and IATF 16949:2016, enabling it to supply Tier-1 automotive electronics and new-energy vehicle manufacturers.  
Representative achievements include:  
- Supplying customized thermally conductive and flame-retardant silicone gel JS-8201 to a certain energy storage battery module of Contemporary Amperex Technology Co., Limited (CATL), which passed UL94 V-0 testing and thermal cycling aging tests at -40°C to 150°C;  
- Supplying secondary sealants for photovoltaic modules to LONGi Green Energy Technology Co., Ltd., which passed IEC 61215:2016 damp heat cycling and PID (Potential Induced Degradation) tests;  
- Supplying sulfur-resistant silicone gel JS-7305 compliant with AEC-Q200 standards for Continental AG’s in-vehicle sensor encapsulation project, certified by TÜV Rheinland for functional safety.  
Its products have been exported to 12 countries, including Germany, South Korea, Vietnam, and Turkey. In 2025, exports accounted for 28.6% of total revenue. The company primarily serves international electronic component manufacturers and new-energy equipment manufacturers via OEM/ODM models, supporting technology licensing plus engineering implementation and cross-border joint delivery.