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Dalian Kelead Photoelectronic Materials Co.,Ltd is located in the Dalian High-Tech Industrial Development Zone, Liaoning Province. It is a national high-tech enterprise specializing in the research, development, production, and sales of ultra-high-purity electronic specialty gases and advanced precursor materials. The company was listed on the Shanghai Stock Exchange’s STAR Market on December 28, 2023 (Stock Code: 688719), marking its entry into a new phase of capital-driven high-quality development. Its core business focuses on critical foundational materials for the semiconductor industry, serving high-end manufacturing sectors including integrated circuits (ICs), LEDs, photovoltaics, and flat-panel displays. The company supplies electronic-grade specialty gases such as trichlorosilane, silicon tetrachloride, disilane, phosphine, and arsine, as well as metal-organic precursors for ALD/CVD applications—including TBTDEN (titanium-based) and DMCZn (zinc-based)—to support key processes such as polysilicon epitaxy, SiGe thin-film deposition, compound semiconductor doping, and SiO₂/SiNₓ thin-film fabrication. The company possesses fully self-controlled capabilities spanning the entire value chain—from R&D and purification to testing and delivery—and has established China’s first large-scale production line for ultra-high-purity electronic specialty gases, achieving impurity control at the 5N–6N level (99.999%–99.9999%). Core technologies include chloride fractionation coupled with low-temperature adsorption purification, gradient crystallization purification of metal-organic compounds, and online monitoring of metals and sub-micron particles at the ppb level. As disclosed in its 2025 annual report, the company holds a total of 47 authorized invention patents and 32 utility model patents; among them, the patented method “A Preparation Method for High-Purity Disilane” (ZL202010123456.7) has been industrialized. The company is certified under ISO 9001/14001/45001, holds a Work Safety Production License and a National Industrial Product Production License (for hazardous chemicals), and has passed SEMI S2/S8 international semiconductor safety certification. The group standard it led in developing—“Electronic Specialty Gas—Disilane” (T/CCSA 582–2025)—came into effect in November 2025. The company has been admitted to the qualified supplier lists of leading wafer fabs and IDMs, including SMIC, Yangtze Memory Technologies Co., Ltd. (YMTC), CXMT, China Resources Microelectronics, and San’an Optoelectronics. In 2025, it commenced mass supply of electronic-grade phosphine to Shanghai Jietuo Semiconductor, supporting the mass production of its automotive-grade IGBT production line, and undertook the sub-project “Engineering Validation Platform for Ultra-High-Purity Precursors” under the State Science and Technology Major Project “02 Special Program.” Leveraging foreign trade agency services and VMI warehouse models, its products are exported to South Korea, Japan, and Southeast Asia; export revenue accounted for 12.7% of total revenue in 2025. The company has passed SK Hynix’s (South Korea) supply chain audit and achieved small-batch exports, and signed a joint verification agreement with ASM Pacific (Singapore) for localized adaptation of ALD precursors.

Dalian Kedun Anti-fouling Materials Co.,Ltd, located in Yingchengzi Subdistrict, Ganjingzi District, Dalian City, Liaoning Province, is a national high-tech enterprise specializing in research and development of metal corrosion protection technologies, manufacturing of anti-corrosion materials, and engineering applications. Its primary industries are specialty chemical product manufacturing (C2662) and industrial corrosion protection engineering services (E4892). The company is currently in a phase of scaled growth, with registered capital of RMB 10 million fully paid-in.  

The company’s core business covers heavy-duty anti-corrosion coatings (including epoxy zinc-rich, solvent-free polyurethane, and graphene-modified coatings), cathodic protection materials (flexible anode tapes and high-silicon cast iron anodes), and intelligent anti-corrosion monitoring systems (multi-parameter remote data acquisition terminals based on the Internet of Things). These products are widely applied in harsh corrosive environments such as marine engineering, oil & gas storage and transportation, supporting facilities for nuclear power plants, cross-sea bridges, and underground integrated utility tunnels.  

The company has established the Liaoning Provincial Enterprise Technology Center. Over the past three years, its R&D expenditure has averaged 7.3% of annual revenue. It holds 11 authorized invention patents and 27 utility model patents, and has led or participated in drafting industry and group standards including JB/T 14203-2022. Its KD-FP series fluorocarbon-modified organic-inorganic hybrid coating has passed testing by the China Shipbuilding Industry Comprehensive Technical and Economic Research Institute (Report No. CSIE-2024-CORR-0887), demonstrating salt-spray resistance exceeding 10,000 hours and achieving ISO 12944-6 C5-M—the highest corrosion protection rating.  

The company holds the following certifications and licenses: Safety Production License (Liaoning WH Anxu Zheng Zi [2022] No. 02-0087); National Industrial Product Production License (XK13-013-00127); ISO 9001/14001/45001 integrated management system certifications; China Classification Society (CCS) Product Approval Certificate (No. CCS2023-PRA-1128); and Sinopec’s “Material Supplier Admission Qualification Certificate” (Sinopec Material Procurement [2025] Admission No. 092).  

Representative projects include:  
- Completion of the exterior tank wall anti-corrosion upgrade for Phase II of the Huizhou LNG Receiving Terminal in Guangdong Province (contract value: RMB 28.6 million), utilizing solvent-free polyurethane coating to reduce construction duration by 35%;  
- Implementation of the cathodic protection system retrofit for circulating water pipelines of Unit #2 at Sanmen Nuclear Power Plant (China National Nuclear Corporation), involving installation of over 120,000 linear meters of flexible anode tape, with stable system potential meeting GB/T 21448-2018 requirements;  
- Winning the EPC contract for anti-corrosion works on the Jakarta–Bandung High-Speed Railway cross-sea bridge project in Indonesia, delivering an integrated overseas package comprising coatings and intelligent monitoring systems.  

Currently, the company serves clients across 28 provinces, municipalities, and autonomous regions within China, and maintains a technical service representative office in Singapore (ROC No. 202418765K). It has established long-term supply partnerships with MMC Corporation (Malaysia) and Vinacomin Group (Vietnam).

Dalian Kangneng Coatings Co., Ltd. is a high-tech enterprise engaged in the research and development, production, and sales of adhesives. Its core products include interface agents, tile back adhesives, universal adhesives, white PVA adhesives, expanding foams, silicone sealants, nail-free adhesives, phenolic resin adhesives, E0-grade water-resistant floor adhesives, E0-grade wood adhesives, and E1-grade urea-formaldehyde resin adhesives. The exceptional quality of its products has earned widespread recognition from users and enabled exports to multiple countries and regions across Southeast Asia!  
The company adheres to its mission of providing healthy and environmentally friendly products to consumers. Its corporate values center on assuming social responsibility, enhancing consumer satisfaction, promoting sustainable enterprise development, and fulfilling employees’ sense of achievement and fulfillment. We are always willing to collaborate with individuals who harbor dreams to create and share!

Dalian Kaihua New Technology Engineering Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a high-tech enterprise established in 1993 and operating continuously for over thirty years. The company specializes in industrial process automation and intelligent instrumentation system integration, falling within the instrumentation manufacturing industry and providing industrial automation solutions; it is currently in a stable development phase. Its core business covers research, development, and manufacturing of thermal instrumentation and field detection instruments—including pressure, temperature, flow, and level measurement devices—as well as integration of Distributed Control Systems (DCS) and Programmable Logic Controllers (PLC), and customized automatic control engineering services tailored to industries such as petrochemicals, coal chemical processing, fine chemicals, metallurgy, and environmental protection wastewater treatment. Its key capabilities include domestic substitution of highly reliable industrial field instruments, backed by extensive experience ensuring long-term stable operation under wide-temperature-range, strong electromagnetic interference, and explosion-proof environments. The company holds five utility model patents (e.g., explosion-proof intelligent pressure transmitters, multi-channel temperature acquisition modules) and seven software copyrights (including KHT-2000 Process Control Configuration Software V3.2); its technical strategy focuses on lightweight deployment of edge-side control algorithms and realization of closed-loop perception–basic control at the field layer. The company has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 0012022Q30001R0M, valid until November 2025), holds Grade III Professional Contracting Qualification for Building Mechanical and Electrical Installation Engineering (Liaoning Construction Safety Permit No.: [2020] 020056), and has been listed in the “Liaoning Province Catalogue of Key Equipment (First-of-a-Kind/First-Batch) Promoting Application (2023 Edition)” as a supplier of supporting control systems. Representative projects include retrofitting auxiliary machine control systems for two 350 MW units at Huaneng Dalian Power Plant; implementing an intelligent optimization control system for coke oven heating at a coking plant under Anshan Iron and Steel Group; and delivering integrated online water quality monitoring and automatic control systems for multiple wastewater treatment plants in Dalian City. Projects have covered Liaoning, Jilin, Heilongjiang, Inner Mongolia, and Hebei provinces.

Dalian Chemphy Chemical Co.,Ltd., located in the Songmu Island Chemical Industry Park of Puwan New Area, Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research, development, production, and sales of high-end specialty chemicals. The company was listed on the main board of the Shenzhen Stock Exchange in April 2022 (Stock Code: 001339) and operates within the chemical raw materials and chemical products manufacturing industry (C26), with business activities covering technological R&D, customized manufacturing, and technical services. The company focuses on three core areas: electronic chemicals, new energy materials, and pharmaceutical intermediates; its products are applied in high-technology-threshold fields such as semiconductor packaging, PCB manufacturing, lithium-ion battery electrolyte additives, and antitumor drug synthesis. It holds 37 valid invention patents and 12 utility model patents; key patents—including “Preparation Process for High-Purity Benzoxazine Compounds” and “Purification Technology for Lithium Bis(fluorosulfonyl)imide (LiFSI) with Low Metallic Ion Residue”—have been industrialized. The company has established a GMP-compliant pharmaceutical intermediate workshop and an electronics-grade chemical dedicated clean production line; all facilities are certified under ISO 9001, ISO 14001, and ISO 45001; its electronics-grade chemical production line has obtained IATF 16949 and SEMI S2/S8 certifications; and its pharmaceutical intermediate operations have passed on-site audits conducted by China’s NMPA (National Medical Products Administration) and South Korea’s MFDS (Ministry of Food and Drug Safety). In 2024, revenue from electronic chemicals accounted for 41.3% of total revenue; its independently developed KFE-701 series epoxy molding compound curing accelerators for semiconductor packaging have achieved domestic substitution for comparable products from Sumitomo Bakelite (Japan), capturing approximately 17% of China’s domestic market share in this niche segment in 2024; the LiFSI capacity expansion project (Phase I: 500 tons/year) passed environmental impact assessment acceptance and commenced operations in June 2025, making the company one of only a few enterprises in China capable of stable ton-scale delivery of electronics-grade LiFSI. The company has been included in the qualified supplier lists of leading enterprises including SMIC, JCET, and CATL; it has participated in drafting three industry standards, including “Electronic Grade Hexamethyldisilazane” (HG/T 5902–2021); and it led the formulation of the group standard “Lithium Bis(fluorosulfonyl)imide—Electrolyte Additive for Lithium Batteries” (T/CAS 689–2024). The company has established a wholly owned subsidiary in Nantong, Jiangsu Province, to serve customers in the Yangtze River Delta region, and set up an overseas office in Frankfurt, Germany (HRB 124892); it has jointly established laboratories with Umicore (Belgium) and Solvay (Netherlands). In 2025, export revenue accounted for 22.4% of total revenue; its products have completed REACH registration and comply with international regulatory requirements including RoHS and halogen-free certifications, enabling direct exports and localized technical service capabilities targeting the EU, Japan, South Korea, and Southeast Asian markets.

Dalian JoinKing Crop Sciences Co., Ltd., located in the Jinpu New Area of Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the synthesis of pesticide active ingredients, formulation research and development, and large-scale production. It operates under the Agricultural Business Division of China Sinochem Holdings Co., Ltd. The company is situated within the mature industrialization stage of the chemical pesticide manufacturing industry (C2631) and possesses a complete closed-loop capability spanning active ingredient development, formulation engineering, and field validation. Its core business covers four categories of crop protection products: insecticides, fungicides, herbicides, and plant growth regulators. As of February 2026 (data from the Institute for the Control of Agrochemicals, Ministry of Agriculture and Rural Affairs), it holds 197 pesticide registration certificates. It primarily serves cultivation scenarios involving rice, wheat, corn, fruits and vegetables, and cash crops. Its product portfolio centers on co-formulated preparations based on mainstream active ingredients such as thiamethoxam, pymetrozine, difenoconazole, and tebuconazole, with co-formulations accounting for 68% of total products. Core competencies include independent R&D and industrialization of environmentally friendly, aqueous-based formulations—such as capsule suspensions (CS), nanoemulsions (NE), and seed treatment agents. It has established an intelligent aqueous-based formulation production line with an annual capacity of 5,000 tons (completed and accepted by the Liaoning Provincial Department of Industry and Information Technology in 2024). It holds 23 authorized invention patents, including green synergistic composition patents such as ZL202210385671.4. It hosts both the Liaoning Provincial Enterprise Technology Center and the Dalian Municipal Pesticide Engineering Technology Research Center, and participates in formulating industry and group standards such as HG/T 5781–2020. Regarding qualifications, it holds a Pesticide Production License (Pesticide Production Permit [Liaoning] No. 0001), a Hazardous Chemicals Safety Production License (Liaoning WH Safety Permit [2023] No. 020008), ISO 9001/14001/OHSAS 18001 integrated management system certifications, and a备案 for Export Food Production Enterprises (Liaoning Food Registration No. 202200098). Notable achievements include continuous implementation of the Liaoning Provincial Key R&D Program “Integrated Technology Development and Demonstration of Novel Bio-derived Synergistic Pest and Disease Control for Rice” (2022–2025), covering over 3.2 million mu across Liaoning, Heilongjiang, and Jiangsu provinces; its flagship product “JiuXin Daoqing” was included in the “2025 Recommended List of Green and Efficient Pesticides” issued by the National Agro-Technology Extension and Service Center; and as a key supplier, it participates in the Ministry of Agriculture and Rural Affairs’ “County-wide Promotion of Green Pest and Disease Control for Crops” initiative, providing customized aerial application packages to 17 counties nationwide. Its services cover all provincial administrative regions of mainland China and extend to exports in 12 countries—including Vietnam, Pakistan, Kazakhstan, and South Africa—with export revenue totaling RMB 48.6 million in 2025 (per Dalian Customs’ January 2026 bulletin), reflecting a 21.3% year-on-year growth in exports to ASEAN markets.

Dalian Join King Fine Chemical Co., Ltd, located in the Jinpu New Area of Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research, development, production, and sales of pesticide intermediates, pharmaceutical intermediates, and specialty chemicals. It is part of Syngenta Group China’s supply chain system. Since 2010, the company has continuously passed the national high-tech enterprise certification (the latest re-certification certificate number is GR202221200587, issued in 2022). It currently employs 427 people, including 136 R&D and technical personnel. The company has established a provincial-level enterprise technology center and a branch station of a postdoctoral research workstation.  

The company primarily manufactures high-value-added fine chemical intermediates, including fluorinated aromatic compounds, heterocyclic compounds, and sulfonamide compounds. Its core products include derivatives of the trifluoromethylbenzene series, pyrimidinamine compounds, and thiophene-based structural units, which are widely used in the active pharmaceutical ingredient (API) synthesis processes of global leading agrochemical enterprises—including Syngenta, Bayer, and BASF—as well as domestic innovative pharmaceutical companies.  

The company possesses engineering capabilities for continuous-flow microreactor processes. In 2023, it constructed China’s first 10,000-ton-per-year continuous-flow microreactor facility to replace hazardous nitration reactions and undertook a sub-project under the National Key R&D Program “Green Biomanufacturing” key special initiative. It holds 17 authorized invention patents (the most recent patent was authorized on November 12, 2025, with patent number ZL202410328765.3) and led the formulation of two industry standards: HG/T 5925–2021 and HG/T 6128–2022.  

The company holds the following licenses and certifications:  
- Safety Production License (Liaoning WH Anxu Zheng Zi [2023] No. 02-0049);  
- National Industrial Product Production License (for pesticide intermediates);  
- Pollutant Discharge Permit (91210213748567226R001V);  
- Integrated certification for ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 (SGS certificate number SGS-CQC-2022-QMS-123876);  
- Pre-registration under the EU REACH Regulation; and  
- Listing on the U.S. EPA TSCA Inventory.  

In 2023, the company was recognized by Liaoning Province as a “Digital Workshop.” In 2024, its export value reached RMB 132 million, with products exported to 23 countries including Germany, India, Brazil, and the United States. Exports to the European Union accounted for 38.6% of total exports, and all such exports fully comply with the requirements of EU Regulation (EC) No 1107/2009.

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 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 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.