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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.

Dalian Cashew Belongs New Materials Corp., located in the Jinpu New Area of Dalian City, Liaoning Province, is a national high-tech enterprise and a company listed on the National Equities Exchange and Quotations (NEEQ) (stock code: 874218), specializing in the research, development, production, and application of high-performance fiber materials. The company operates within the chemical fiber manufacturing industry (C282) and its core business covers four product lines: recycled polyethylene terephthalate (rPET) staple fibers; flame-retardant, anti-dripping polyester; high-strength, low-elongation industrial filaments; and bio-based copolyester fibers. Its products are widely applied in specialized fields including high-end protective clothing, automotive interior materials, eco-friendly filtration media, smart textiles, and military specialty fabrics. The company possesses end-to-end technical capabilities spanning traceable control of recycled raw materials, formulation development of halogen-free phosphorus-nitrogen synergistic flame-retardant systems, and rapid adaptation across multiple processing routes. It has established the Liaoning Provincial Engineering Technology Research Center for Fiber Functional Modification and jointly founded a functional polyester joint laboratory with Donghua University. The company holds 11 valid invention patents and 32 utility model patents, with core patents covering preparation methods for flame-retardant, anti-dripping polyester and continuous production processes for recycled PET staple fibers. It has obtained certifications including ISO 9001:2015 Quality Management System, ISO 14001:2015 Environmental Management System, OEKO-TEX Standard 100 Class II Eco-Textile Certification, Global Recycled Standard (GRS) Certification (CU 829453), and China National Textile and Apparel Council “Green Fiber Certification” (GF-2023-087). Additionally, it served as a primary drafting entity for the industry standard “FZ/T 52057—2022 Recycled Polyester Staple Fibers” and the group standard “T/CNTAC 123—2024 Technical Specification for Flame-Retardant, Anti-Dripping Polyester Staple Fibers.” Representative achievements include supplying customized high-strength, low-elongation industrial filaments to a specific aviation engine model manufactured by the Aviation Industry Corporation of China (AVIC) (continuous supply from 2023 to 2025); undertaking the Ministry of Industry and Information Technology’s green manufacturing system integration project titled “Industrial Demonstration of High-Value-Added Regenerated Fibers from Waste Textiles” (IMI-2022-GM-047, scheduled for acceptance in June 2025); and delivering OEKO-TEX-certified flame-retardant school uniform fabric base cloth to the UNICEF South Asia Humanitarian Response Project (over 850 metric tons delivered in 2024). The company’s international business primarily consists of ODM/OEM exports, with products sold to countries including Germany, South Korea, Vietnam, and Turkey. It has completed REACH compliance assessments for the European Union and issued the U.S. Consumer Product Safety Commission (CPSC) Children’s Product Safety Compliance Statement (CPSIA).

Dalian Huayi Lithium Battery Technology Co., Ltd. is located in Yingchengzi Industrial Park, Ganjingzi District, Dalian City, Liaoning Province. It is a high-tech manufacturing enterprise specializing in the research and development, production, and sales of key materials for lithium-ion batteries. Founded in 2021, the company has transitioned from its startup phase into the stage of scaled pilot production and customer onboarding. Its industry classification is “Lithium-Ion Battery Manufacturing” (C3841). The company’s core business focuses on the development of synthesis processes and pilot-scale mass production of precursor materials for power-type and energy-storage-type lithium-ion battery cathodes—specifically nickel-cobalt-manganese ternary precursors (NCM) and high-safety lithium manganese iron phosphate (LMFP) composite cathode materials. Its technical approach centers on co-precipitation combined with gradient coating and low-temperature crystal-phase regulation, targeting downstream customers including power battery manufacturers for new-energy vehicles and industrial & commercial energy storage system integrators. The company possesses end-to-end capabilities spanning material structural design, pilot verification, and batch supply. It has established a pilot production line for LMFP with an annual capacity of 300 tons and holds six authorized invention patents—including ZL202310245678.9 covering material structures and preparation methods—and eleven utility model patents, all with clearly defined ownership. It led the formulation of the group standard “Technical Specification for Lithium Manganese Iron Phosphate Cathode Materials for Lithium-Ion Batteries” (T/CECC 023–2025) and participated in the revision of the national standard “Carbon Black Conductive Additives for Lithium-Ion Batteries” (GB/T 30835–2023). Regarding certifications, the company was recognized as a High-Tech Enterprise in 2024 (GR202421001287) and holds ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q312345678, valid until May 2027), ISO 14001:2015 Environmental Management System Certification, and GB/T 29490–2013 Intellectual Property Management System Certification. Representative achievements include supplying LMFP materials in bulk to a leading energy storage system integrator in Jiangsu Province in 2025 for a 200 MWh industrial & commercial energy storage project in Huzhou, Zhejiang Province; and jointly establishing the “Advanced Battery Materials Joint Laboratory” with the Dalian Institute of Chemical Physics, Chinese Academy of Sciences, in 2024 to conduct research on SEI interfacial stabilization. In 2025, its export value amounted to approximately RMB 12 million, and it supports collaboration models combining technology licensing with localized engineering implementation.

Dalian Huasheng Petroleum Co., Ltd. is registered in Xigang District, Dalian City, Liaoning Province. It is a legally established regional refined petroleum products trading service provider operating in the wholesale of petroleum and related products (F5161), with a registered capital of RMB 5 million. The company’s core business focuses on supply chain services for refined petroleum products with a closed-cup flash point >60°C—such as diesel and fuel oil—covering procurement, third-party warehouse leasing and storage, and distribution and final delivery to small- and medium-sized logistics and transportation enterprises, construction project departments, and industrial and mining enterprises across Northeast China. It does not engage in coal chemical processing, petrochemical plant operations, fine chemical raw material supply, or new materials trading. Its core competencies lie in localized supply chain responsiveness and regional customer resource integration. The company conducts permitted business activities under its “Hazardous Chemicals Business License” (Liaoda Xi Weihua Jing Zi [2023] No. 00087), the scope of which explicitly covers only non-flammable and non-explosive refined petroleum products. In terms of qualifications, the company holds a valid hazardous chemicals business license. Typical performance is reflected in its continuous regional distribution activities reported in the value-added tax (VAT) filing submitted to the Xigang District Tax Bureau of Dalian City during the fourth quarter of 2023, primarily serving small- and medium-sized energy-consuming entities in Liaoning Province and neighboring provinces.

Dalian Huarì Metal Forming Factory is located in Ganjingzi District, Dalian City, Liaoning Province. Established in 1993, it is a Sino-Japanese joint venture specializing in precision metal forming manufacturing. The company has long focused on the production of automobile parts and accessories (National Economic Industry Classification C3670) and operates within an advanced automobile component manufacturing sector encouraged by the Chinese government for foreign investment. It possesses stable mass-delivery capabilities and concurrent development capacity. Its core business covers customized R&D and production of high-strength automotive safety system stamping components (e.g., seatbelt buckles, airbag brackets), chassis structural parts, battery enclosures and connecting parts for new-energy vehicles, among others. Customers include FAW Jiefang, Dongfeng Nissan, GAC Honda, Bosch’s Dalian factory, and the Denso (Japan) supply chain system. Core competencies encompass mold design and CAE simulation analysis (AutoForm/Dynaform), high-precision multi-station progressive die manufacturing, high-speed stamping (up to 200 strokes per minute), zinc-nickel alloy electroplating and trivalent chromium passivation surface treatment, as well as a full-chain quality control system integrating coordinate measuring machines (CMM), laser scanning, and AI-based visual inspection. Mass production has been achieved for the “high-strength U-shaped longitudinal beam stamping assembly” (yield strength ≥ 780 MPa, tolerance ±0.15 mm) and the “integrated aluminum-alloy battery tray stamping-welding solution.” Average mold lifespan reaches 12 million cycles. The company holds ISO 9001:2015 and IATF 16949:2016 automotive quality management system certifications (issued by TÜV SÜD; re-audit passed in November 2025) and possesses the qualification of “Level-3 Standardized Enterprise for Work Safety (Machinery)” (Liaoning Work Safety Standardization Document No. [2022] 037). Public records do not indicate recognition as a High-Tech Enterprise or as a “Specialized, Refined, Distinctive, and Innovative” enterprise. In 2024, export revenue amounted to approximately RMB 28 million. Products are cleared through Dalian Customs and exported to Japan, Thailand, and Vietnam. Technical collaboration relies on Japanese shareholders providing JIS-standard mold design specifications and material/process requirements. Cross-border deliveries are conducted under OEM/ODM models, supporting technical adaptation and joint engineering implementation based on JIS, BOSCH, and GB standards.

Dalian Hongyuan Gas Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a high-tech enterprise specializing in the production, filling, storage, sales, and technical services of industrial gases. Its industry classification is “Manufacture of Chemical Raw Materials and Chemical Products” (C2613). The company is currently in a stable operational phase with focused regional development. Its registered capital is RMB 10 million, fully paid-in, and its business status is “in operation.”  

The company’s primary products include oxygen, nitrogen, argon, carbon dioxide, acetylene, hydrogen, liquefied petroleum gas (LPG), mixed standard gases, and specialty electronic-grade gases. Its services cover industries such as mechanical manufacturing, shipbuilding and heavy industry, automotive welding, food preservation, medical health, semiconductor packaging, and environmental testing. It holds a relatively high market share in the niche markets of shipbuilding and welding gases in Northeast China.  

The enterprise possesses a three-stage purification capability—cryogenic separation, membrane separation, and adsorption purification—enabling stable supply of electronic-grade nitrogen with purity ≥99.9999%, “Haidun” marine ternary shielding gas (Ar/CO₂/O₂ ratio adjustable), and an online trace-impurity analysis system (detection limit reaching the ppq level). It employs a PLC + SCADA digital filling platform to achieve full lifecycle traceability of gas cylinders. The company holds five utility model patents and has led or participated in developing local and group standards, including the “Technical Specification for High-Purity Nitrogen for Industrial Use” (DB21/T 3782–2023).  

It has obtained the following certifications and licenses:  
- Dangerous Chemicals Safety Production License (Liaoning WH Safety Permit No. [2023] 02-0037);  
- Gas Cylinder Filling License ((Liaoning) TS4221025-2026);  
- Radiation Safety License (Liaoning Environmental Radiation Permit No. [2022] 0987);  
- ISO 9001, ISO 14001, and ISO 45001 management system certifications.  

Representative achievements include:  
- Since 2020, providing customized welding shielding gas solutions to Dalian Shipbuilding Industry Group Co., Ltd. continuously for five years, supporting segment construction of China’s first domestically built large cruise ship;  
- In 2024, completing bulk supply of helium leak-detection specialized mixed gas for new-energy battery packs to CRRC Dalian Locomotive & Rolling Stock Co., Ltd.;  
- In 2025, winning the bid for the three-year operation and maintenance service project of the nitrogen system supporting the Dalian Clean Energy Group LNG receiving station.

Dalian Hengshun Wantong Industrial Equipment Co., Ltd. was established in January 2012. It is an enterprise specializing in the research and development, manufacturing, sales, and technical services of industrial equipment, and has obtained international management system certifications including ISO 9001, ISO 45001, and ISO 14001.  
Our company has engaged in in-depth cooperation with numerous well-known domestic and international enterprises. For many years, we have consistently prioritized meeting customer needs as our fundamental objective, providing customers with professional equipment solutions better suited to their practical requirements. Through continuous efforts, progress, and exploration over the years, our company has achieved steady development in the following business areas: R&D and manufacturing of fluid equipment; equipment maintenance, repair, and major overhauls; equipment management; service outsourcing; and sales and services of internationally renowned industrial brand products. Our business covers multiple industries, including metallurgy, ports, rubber and plastics, automotive, tires, power generation, machine tools, and pharmaceuticals. We have established long-term, stable cooperative relationships with numerous well-known enterprises such as Huarui Heavy Industry, Dalian Rubber & Plastics Machinery Group, Goodyear Tire, SKF Bearings, Chery Automobile, and FAW-Volkswagen. With our high-quality products and comprehensive services, we have become a trusted partner for our customers.  
Meanwhile, our company possesses a highly competent technical team with extensive project experience. We emphasize industry innovation as well as the recruitment and training of talent, adhering to our corporate mission of “achieving success for customers, building strong brands, and empowering employees,” and following our corporate philosophy of “integrity builds quality; innovation leads the future.” By integrating excellent management practices, we provide customers with more professional and comprehensive services.  
Core Business: Dalian heat exchanger cleaning, Dalian Alfa Laval heat exchangers, Dalian hydraulic cylinder repair.

Dalian Hengkun 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 customized supply of high-performance inorganic non-metallic functional materials. The company is currently advancing concurrently in large-scale mass production and downstream application expansion. Its core business covers critical foundational materials, including electronic-grade spherical alumina powder, aluminum nitride thermal conductive fillers, and micron-/sub-micron-scale composite ceramic powders for low-temperature co-fired ceramic (LTCC) substrates. These products are primarily applied in high-end electronic manufacturing scenarios such as 5G communication base station filters, power module packaging for new-energy vehicles, LED heat-dissipation substrates, and dielectric layers of high-end multilayer ceramic capacitors (MLCCs). The company possesses end-to-end process capabilities spanning powder morphology control, plasma melting-atomization preparation, and synergistic surface modification using silane coupling agents. It has achieved stable annual production capacity of 300 tons per production line for electronic-grade spherical alumina, with product purity ≥99.99%, D50 particle size control accuracy of ±0.1 μm, and sphericity ≥95%; these specifications have been verified by third-party testing conducted by the Institute of Metal Research, Chinese Academy of Sciences. The company holds 12 authorized invention patents and 9 utility model patents; among them, the invention patent “Plasma Melting-Atomization Method for Preparing High-Purity Spherical Alumina” (Patent No.: ZL202111023456.2) has already been industrialized. The company has obtained certifications for ISO 9001:2015, ISO 14001:2015, and IATF 16949:2016; it also holds the “High-Tech Enterprise Certificate” (GR202221200468), the Liaoning Provincial Enterprise Technology Center designation (Document No.: Liao Industrial and Information Technology [2023] No. 189), the “Level-III Standardized Safety Production Enterprise (Machinery)” certificate (Document No.: Liao Emergency Evaluation [2024] No. 103), and inclusion in the “Liaoning Province Key New Materials First-Batch Application Demonstration Guidance Catalogue (2024 Edition)” (Document No.: Liao Industrial and Information Technology (Materials) [2024] No. 112). Representative achievements include supplying alumina precursor powders for LTCC applications and modified aluminum nitride thermal conductive pastes to institutions and enterprises such as the 13th Research Institute of China Electronics Technology Group Corporation (CETC), Fenghua Advanced Technology (Group) Co., Ltd., and BYD Semiconductor Co., Ltd. Spherical alumina powder supplied for a domestic 5G RF front-end module has passed Huawei HiSilicon’s AEC-Q200 reliability verification and entered the pilot-production installation phase.

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

Dalian Guangming Special Gases Co., Ltd. is located in Zhongge Village, Gezhenbao Subdistrict, Ganjingzi District, Dalian City, Liaoning Province. Established in 2003 with registered capital of RMB 50 million, the company is a high-tech enterprise specializing in the research, development, production, and customized supply of electronic specialty gases, ultra-high-purity industrial gases, and standard gases. It operates within the “New Materials—Advanced Electronic Materials” subsector of China’s national strategic emerging industries and is currently in a phase characterized by both stable large-scale operations and continuous technological iteration.  

The company’s core business encompasses over 30 types of electronic specialty gases—including ultra-high-purity nitrogen (99.9999%), electronic-grade ammonia (NH₃), nitrogen trifluoride (NF₃), tungsten hexafluoride (WF₆), and silane (SiH₄)—as well as multi-component standard gases used for environmental monitoring, medical diagnostics, and industrial calibration. Its primary customers are engaged in high-end manufacturing sectors such as semiconductor fabrication, LED packaging, photovoltaic cell etching and deposition, and optical fiber preform production.  

The company possesses independently controlled trace-impurity management capabilities. Through its proprietary low-temperature fractional distillation–adsorption coupled purification process and an online ppb-level impurity analysis system (equipped with Agilent 8890 GC-MS and Picarro G2131-i CRDS), it achieves key impurity levels (e.g., HF, H₂O, CO) in NF₃ of ≤50 ppb, fully compliant with the international SEMI F57-1117 standard. The company holds 12 valid invention patents and 28 utility model patents, all with clearly defined ownership.  

It has obtained certification under ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018; holds the “Production License for Nationally Regulated Industrial Products” (XK13-014-00128), the “Safety Production License for Hazardous Chemicals” (Liao An Xu Zheng Zi [2023] No. 02-0089), and the “Production License for Special Equipment” (TS2221029-2026); serves as a communications member of SAC/TC203; and has participated in the revision of the national standard GB/T 37247-2018.  

Notable performance highlights include: bulk supply of NF₃ to SMIC’s Beijing facility (cumulative value exceeding RMB 120 million from 2022 to 2024); integrated silane gas system services for Yangtze Memory Technologies’ Wuhan base (delivered and successfully validated on-site at the fab in 2023); and construction of a dedicated gas supply system for the “Wide-Bandgap Semiconductor Doping Gas Platform” at the Dalian Institute of Chemical Physics, Chinese Academy of Sciences (completed and accepted in 2024).  

The company has attained AEO Advanced Certification and, in 2024, completed import registration with Korea’s Ministry of Food and Drug Safety (KFDA) (K-GAS-2024-0882). It supplies electronic-grade ammonia stably to SK Hynix’s Wuxi facility and exports electronic specialty gases to Vietnam and Malaysia. In 2024, its export revenue totaled USD 4.68 million, representing 18.3% of annual revenue. Its primary cooperation models are direct export and local authorized agency arrangements.