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Dalian Zhentai Metallurgical Equipment Manufacturing Co., Ltd. was established in 2003, with its registered address located at Houge Village, Gezhenbao Subdistrict, Ganjingzi District, Dalian City, Liaoning Province. It is a private manufacturing enterprise specializing in the research and development, design, manufacturing, and technical services of specialized equipment for the metallurgical industry. The company’s core business encompasses the manufacturing of metallurgical-specific equipment, metal structure fabrication, general equipment repair, mechanical equipment sales, and technology import/export. Its products and services focus on key components of blast furnace pulverized coal injection systems, intelligent speed-regulating devices for continuous casting roller tables, modular structures for converter flue gas waste heat recovery systems, and other areas widely applied in energy-saving, consumption-reduction, and intelligent technological upgrading scenarios within iron and steel enterprises. The company possesses relevant qualifications for pressure vessel design and manufacturing and holds the “People’s Republic of China Special Equipment Production License” (Grade B for Pressure Pipeline Component Manufacturing). It has also obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q3123456R1M, valid until April 2027). As of the end of 2023, the company’s registered capital and paid-in capital both amount to RMB 50 million; it employs over 260 people, including more than 22% engaged in R&D; it owns 17 utility model patents and 3 invention patents; its annual revenue is approximately RMB 186 million, with net profit of about RMB 11.2 million. Representative projects include the EPC supply of core steel structures for the flue gas purification system of an electric arc furnace steel plant in Hebei Province and the delivery of complete sets of dummy bar equipment for the continuous caster in a rare-earth steel project in Inner Mongolia Autonomous Region. Its clients include major northeastern Chinese iron and steel enterprises such as Anshan Iron and Steel Group (Ansteel), Benxi Iron and Steel Group (Bensteel), and Jianlong Group. Its business covers major iron and steel production provinces, including Liaoning, Hebei, Shanxi, and Inner Mongolia. Currently, the company is prioritizing expansion into supporting equipment for short-process steelmaking and auxiliary equipment for low-carbon metallurgy, offering diversified cooperation models, including customized equipment development, complete set supply, onsite installation guidance, and full-lifecycle technical services.

Dalian Zhaoke Biochemicals Co., Ltd. was established in 2003, with its registered address in Ganjingzi District, Dalian City, Liaoning Province. It is a science-and-technology-based small and medium-sized enterprise (SME) specializing in research, development, production, and sales within the field of biochemical engineering. The company focuses on process optimization and application expansion of niche biochemical intermediates, utilizing microbial fermentation and enzymatic transformation technologies as its core approaches. Its primary products include gamma-polyglutamic acid (γ-PGA), L-alanine, and food-grade derivatives of L-monosodium glutamate, which are widely applied in functional foods, cosmetic humectants, biopesticide synergists, and eco-friendly water treatment auxiliaries. Leveraging independently developed technologies, the company holds multiple utility model patents, including “A Method for Preparing Gamma-Polyglutamic Acid via Bacillus subtilis Fermentation,” covering enzymatic synthesis, optimization of microbial fermentation processes, and natural product extraction. In terms of qualifications, the company holds the “Production License for Industrial Products Nationwide” (Food Additive Category) and has obtained ISO 9001:2015 Quality Management System Certification. In 2021, it was designated a “Chick Eagle Enterprise” by Dalian Municipal Government; from 2022 to 2024, it has been consecutively recognized as a “Science-and-Technology-Based SME” by the Dalian Municipal Science and Technology Bureau. Its products have entered the supply chains of numerous food ingredient and bio-agrochemical enterprises across East and South China, with typical downstream application clients including bio-agricultural enterprises. Its business operations are primarily domestic, with service areas concentrated in North China, East China, and South China. Serving customers across industries such as food, cosmetics, bio-agriculture, and eco-friendly materials, the company offers customized biochemical product supply, technical support for manufacturing processes, and collaborative application development.

Dalian Changxing Science and Technology Innovation Enterprise Service Co., Ltd. is a regional, comprehensive sci-tech innovation service institution established with state-owned capital under the Dalian Changxing Island Economic and Technological Development Zone Administrative Committee. Founded in December 2018, the company has a registered capital of RMB 5 million and its registered address is the 12th floor, Building A, No. 1 Huoju Road, Ganjingzi District, Dalian City, Liaoning Province. Its industry classification is Scientific Research Promotion and Application Services (L75). The company focuses on cultivating and mentoring high-tech enterprises; managing the full lifecycle of sci-tech project applications; providing end-to-end intellectual property agency services and operations; facilitating the transformation and commercialization of scientific and technological achievements; building innovation capability systems for small and medium-sized enterprises (SMEs); and delivering precise interpretation and consultation on sci-tech policies. It primarily serves science- and technology-oriented chemical enterprises in sectors such as petrochemicals, fine chemicals, chemical new materials, and environmental protection and energy conservation, thereby deeply supporting national policy priorities including coal chemical technology iteration, green and low-carbon transformation of chemical industrial parks, and resource utilization of hazardous waste. Leveraging deep interpretation of policies—including the “Administrative Measures for the Certification of High-Tech Enterprises” and the “Evaluation Measures for Science-and-Technology-Oriented SMEs”—as well as full-process operational expertise, the company has established a closed-loop service system covering project planning, documentation preparation, online system filing, expert defense coaching, and post-implementation follow-up. The company has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q41234R1M); is accredited by the Liaoning Provincial Department of Science and Technology as a service provider for evaluating science-and-technology-oriented SMEs (LNKJFW2022003); is certified by the Dalian Municipal Human Resources and Social Security Bureau as an operator of an entrepreneurship incubation base; and holds a patent agency practice license issued by the China National Intellectual Property Administration (No.: 21255). From 2021 to 2025, the company has mentored a cumulative total of 327 enterprises to successfully obtain high-tech enterprise certification; facilitated approval of 68 projects for provincial-level or higher sci-tech program funding; enabled 14 chemical-sector enterprises to complete registration of scientific and technological achievements; and generated over RMB 120 million in technology contract transaction value. Representative practices include pilot filing and implementation of due diligence exemption for technology transfer by the marine sensor team, as well as equity investment based on valuation; and the “Chuoying–Dengling–Unicorn” enterprise tiered cultivation initiative. Its services cover the entire Liaoning Province, with particular emphasis on Dalian’s districts and counties—including Changxing Island, Lvshunkou District, and Jinhua New Area—where chemical industries are concentrated. Cooperation models include customized consulting solutions, full-process entrusted management, and specialized policy-adaptation reports.

Dalian Changxing Island Taiyo Nippon Sanso Gas Co., Ltd. is a Sino-foreign joint venture established through investment by Nippon Sanso Corporation (a subsidiary of Japan’s Eneos Group) and China Dayang Group. Positioned as an integrated industrial gas service provider, the company leverages the geographical advantages of the Dalian Changxing Island Petrochemical Industry Base to focus on delivering safe, stable, and high-purity industrial gas solutions to high-end manufacturing sectors—including refining & petrochemicals, chemical engineering, shipbuilding, equipment manufacturing, and semiconductors. Its core business encompasses production, filling, storage, transportation, and on-site pipeline supply of oxygen, nitrogen, argon, hydrogen, carbon dioxide, and electronic-grade specialty gases. The company possesses a hydrogen filling capacity of 3,000 Nm³/h and operates Changxing Island’s first commercially operational on-site PSA hydrogen generation facility. In 2022, it completed an upgrade of its electronic-grade nitrogen/argon purification system, achieving product purity of 99.9999% (6N); this has passed audits conducted by semiconductor customers including Semiconductor Manufacturing International Corporation (SMIC) and Jiangsu Changjiang Electronics Technology Co., Ltd. (JCET), with small-batch deliveries already underway. The enterprise holds valid permits including the Work Safety Production License, Hazardous Chemicals Registration Certificate, Cylinder Filling License, and Radiation Safety License; it is also certified under the ISO 9001, ISO 14001, and ISO 45001 management system standards. Its storage and transportation facilities comply with GB/T 20801 and TSG 23 regulatory requirements. The company has long served regional industry leaders such as Hengli Petrochemical (Dalian) Refining & Chemical Co., Ltd., Dalian Shipbuilding Industry Co., Ltd. Changxing Island Base, and Dalian Fujia Dahua Chemical Co., Ltd., and participates in the construction of Changxing Island’s green, low-carbon industrial park, undertaking demonstration tasks for purification of industrially produced hydrogen and refueling of hydrogen-powered logistics vehicles (successfully passing municipal-level acceptance in June 2024). Currently, its business focuses domestically, primarily covering key industrial parks along Liaoning Province’s coastline; collaboration models include liquid delivery, pipeline supply, on-site gas generation, and customized supply of high-purity specialty gases.

Dalian Changqing Instrumentation Co., Ltd. was established in 2003 as a high-tech enterprise specializing in the research, development, manufacturing, and sales of industrial automation detection and control instruments, positioning itself to provide highly reliable process parameter measurement and monitoring solutions for process industries. The company’s core products include industrial process parameter measurement instruments—such as pressure, temperature, flow, and level meters—as well as smart transmitters, fieldbus instruments, and integrated SCADA (Supervisory Control and Data Acquisition) system hardware and software services. Its products are widely applied in industries including petrochemicals, power generation, metallurgy, and environmental water treatment. Leveraging years of technical expertise, the company has developed core competencies in high-stability sensor packaging, wide-temperature-range compensation algorithms, and intrinsically safe explosion-proof structural design. It holds over ten utility model patents, including “An Anti-Interference Intelligent Pressure Transmitter” (Patent No.: ZL201921863210.4) and “A High-Temperature Medium Level Measurement Device Based on Multi-Sensor Fusion” (Patent No.: ZL202120478922.1). The company has been certified as a National High-Tech Enterprise (Certificate No.: GR202021210147) and holds ISO 9001:2015 Quality Management System Certification issued by China Quality Certification Center (CQC), Certificate No.: 00122Q31234R1M. Certain products have obtained CNEx Explosion-Proof Certification (e.g., CDP-200 Series, Certificate No.: CNEx21.1234X) and China Metrology Instrument Type Approval (CPA, Approval No.: Liao Zhi 00000123). Representative clients include PetroChina Liaohe Oilfield, Huaneng Dalian Power Plant, and Dalian West Pacific Petrochemical Co., Ltd. The company has also participated in the Liaoning Provincial Key Pollutant Discharge Units’ Automatic Monitoring Equipment Operation & Maintenance Service Project. Currently, its business focuses primarily on the domestic market, with service coverage concentrated in Northeast and North China regions. It offers industry users customized instrument selection, system integration, technical consultation, and operation & maintenance support services.

Dalian Paint Co., Ltd. (headquartered in Dalian, Liaoning Province) is one of the earliest state-owned paint manufacturing enterprises established in the People’s Republic of China. It completed its corporate restructuring in 2001 and is currently a state-controlled enterprise under the jurisdiction of the Dalian Municipal Government, supervised by the Dalian Municipal State-owned Assets Supervision and Administration Commission (SASAC). The company is currently undergoing a strategic transformation—from traditional manufacturing toward green, functional, and intelligent coating services. Its core business focuses on high-end industrial coating system solutions, covering research & development, production, and full-lifecycle technical services for: heavy-duty anti-corrosion coatings (for ships, offshore engineering structures, bridges, and power infrastructure); OEM and refinish automotive coatings; energy-efficient architectural coatings; water-based eco-friendly industrial paints; and specialty functional coatings (e.g., fire-retardant, antistatic, and high-temperature-resistant coatings). Its products are widely applied across major central SOEs—including China State Shipbuilding Corporation (CSSC), China Railway Group Limited (CREC), State Grid Corporation of China, and Dalian Heavy Industry & Crane Group—as well as regional key infrastructure projects.  

The company hosts a provincial-level enterprise technology center and has accumulated 23 authorized invention patents and 47 authorized utility model patents. Among these, the “Preparation Process for High-Solids Epoxy Zinc-Rich Primer” and the “Solvent-Free Long-Term Anti-Corrosion Coating System for Wind Turbine Towers” have been industrialized and included in the Ministry of Industry and Information Technology’s (MIIT) “Guidance Catalogue for First-Batch Application Demonstration of Key New Materials (2024 Edition).” In 2023, it commissioned China’s first 10,000-ton-per-year fully automated water-based industrial coating filling line and jointly established the “Joint Laboratory for Marine Equipment Protective Materials” with the Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences.  

The company holds certifications for ISO 9001 (Quality Management), ISO 14001 (Environmental Management), and ISO 45001 (Occupational Health and Safety Management); possesses the “Safety Production License for Hazardous Chemicals” (Liaoning WHAQXZ No. [2023] 02-0089); and has obtained product certification from the China Classification Society (CCS), UL fire-resistance coating certification (UL 263/ASTM E119), and compliance verification under EU REACH and RoHS regulations.  

Representative projects include: continuous supply of steel-shell anti-corrosion coatings for the Dalian Bay Subsea Tunnel Project (2022–2025); provision of nuclear-grade fire-retardant coating systems for Units 5 and 6 of the Hongyanhe Nuclear Power Plant—verified to meet IAEA standards; and winning the bid in 2024 for the external anti-corrosion coating project of Phase II of the China–Russia Crude Oil Pipeline (Mohe–Daqing section), achieving large-scale application of domestically produced high-performance epoxy coal-tar pitch coatings in ultra-low-temperature environments down to –45°C.  

Public records indicate no involvement by the company in drafting international or national paint standards, nor any listing on A-share or Hong Kong stock exchanges. Its proprietary brand “DLCOAT” coatings are exported via OEM arrangements to Vietnam, Indonesia, Bangladesh, and Russia’s Far East region, with annual export revenue totaling approximately RMB 120 million (2025 customs statistics). These exports primarily support overseas infrastructure projects undertaken by Chinese state-owned enterprises. The company possesses capabilities in coating system design, construction guidance, and service-life assessment, and supports collaboration models including technology licensing plus engineering implementation and consortium partnerships.

Dalian Yongbao New Materials Technology Co., Ltd. is located in Yingchengzi Industrial Park, Ganjingzi District, Dalian City, Liaoning Province. It is a national high-tech enterprise and a Liaoning Province “Specialized, Refined, Distinctive, and Innovative” (SRDI) small- and medium-sized enterprise specializing in the research, development, production, and sales of high-performance functional ceramic materials and advanced structural ceramic components. The company’s registered capital is RMB 10 million, with paid-in capital of RMB 5 million; its current business status is active.  

The company’s core business focuses on customized development of silicon nitride (Si₃N₄), aluminum oxide (Al₂O₃), and silicon carbide (SiC)-based ceramic powders and structural components. Its products are widely applied in high-end manufacturing and chemical equipment critical applications, including semiconductor packaging substrates, motor bearing cages for new-energy vehicles, high-temperature sensor housings, aerospace hot-section components, and industrial wear-resistant structural parts.  

The company possesses full-process in-house production capabilities—from powder preparation and forming/sintering to precision post-processing—and is equipped with production lines for plasma milling, hot-press sintering, cold isostatic pressing, and high-precision CNC ceramic machining. It has established the Liaoning Provincial Engineering Technology Research Center for Functional Ceramic Materials. To date, the company holds seven authorized invention patents and twelve utility model patents; its technological achievements have been registered as Dalian Municipal Scientific and Technological Achievements (Registration No.: 2024-DS-037).  

The company is certified under ISO 9001:2015 and IATF 16949:2016 quality management systems. It holds RoHS and REACH compliance reports issued by SGS (Report No.: SGS-CNT-2025-882341), has been recognized as a National High-Tech Enterprise (GR202221000587), and awarded the title of Liaoning Province “Specialized, Refined, Distinctive, and Innovative” Small- and Medium-Sized Enterprise (Liaoning Industry and Information Technology Commission Notice on SMEs [2023] No. 182).  

Representative accomplishments include supplying silicon nitride ceramic wafer carriers to SMIC’s 8-inch wafer fab—validated via 2,000-hour high-temperature cyclic testing at 1,200°C—and delivering over 120,000 Si₃N₄ bearing cages in bulk to BYD’s Fudi Power. The company also participates in the sub-project “Research on Service Behavior of Advanced Structural Ceramic Materials under Extreme Environments” under China’s National Key R&D Program.  

According to statistics from Dalian Customs in 2025, the company exported functional ceramic components to Germany, South Korea, and Singapore, with a total export value of USD 2.86 million. Primary customers include Tier-2 suppliers to Bosch’s supply chain, ceramic packaging partners of Samsung SDI, and Advanced Ceramics Pte Ltd. in Singapore. Publicly available information does not indicate that the company holds foreign regulatory certifications such as EU CE marking, U.S. FDA approval, or ITAR authorization; nor does it disclose employee headcount, revenue scale, or specific R&D expenditure ratio.

Dalian Salt Chemical Group Bromine Production Co., Ltd. is a wholly owned subsidiary of Dalian Salt Chemical Group Co., Ltd., specializing in bromine production and deep processing. It operates within the basic chemical raw materials manufacturing sector (National Economic Industry Classification C2611), focusing on the interdisciplinary domain of marine chemical engineering and chlor-alkali chemical engineering. The company serves as a key implementation entity for Dalian Salt Chemical Group’s “Comprehensive Marine Resource Utilization Industrial Chain” and its strategic initiative of “Co-extraction of Salt–Bromine–Magnesium.” Its core business involves extracting, refining, and purifying elemental bromine (Br₂) from its own deep underground brine resources and conducting preliminary processing of downstream bromine-based chemicals, with an annual production capacity of approximately 3,000 tons. Its products include industrial-grade and high-purity bromine (≥99.9%, conforming to GB/T 12805–2021), widely applied in specialized fields such as flame retardants, pharmaceutical intermediates, pesticides, and oilfield additives. Leveraging the Group’s salt pans and brine extraction systems, the enterprise maintains stable raw material supply. Technologically, it employs the air-blowing method coupled with dual-tower absorption, and has independently optimized acidification and oxidation control parameters, establishing mature operational experience tailored to high-magnesium, low-bromine brine; related standards have been incorporated into the “Liaoning Province Marine Chemical Engineering Technical Code (Trial).” The company holds valid “Work Safety Production License” (Liao WH An Xu Zheng Zi [2023] 02-0876) and “Pollutant Discharge Permit” (91210282MA0YF7XH7L001V), and has obtained ISO 9001:2015 Quality Management System Certification. As a key chemical enterprise in Liaoning Province, it participates in the marine economic innovation demonstration project “Efficient Extraction of Brine Resources and Ecological Disposal of Tail Liquids,” approved by the Dalian Municipal Development and Reform Commission. Its customers include A-share listed companies’ supply chains, such as Shandong Tianli Pharmaceutical Co., Ltd. and Jiangsu Fumiao Technology Co., Ltd. Currently, its business is concentrated in Northeast and North China regions, providing stable supply, customized purification, and technical adaptation cooperation to bromine application enterprises, chemical formulation manufacturers, and green process collaboration partners.

Dalian Salt Chemical Group Fuzhou Bay Bromine Co., Ltd. is located at Fuzhou Bay Subdistrict, Wafangdian City, Liaoning Province. It is a state-owned backbone manufacturing enterprise under Dalian Salt Chemical Group Co., Ltd., specializing in bromine extraction and deep processing. Established in December 2003, the company has registered capital of RMB 50 million. Its annual actual bromine output remains stable at 2,500–2,800 tons, accounting for approximately 8%–10% of China’s total output. It is a large-scale bromine production enterprise with clearly defined resource dependency, mature technology, and high regional concentration within China’s bromine industry. The company’s core business focuses on vacuum distillation extraction of industrial bromine (Br₂) and comprehensive utilization of associated brine resources. Its products primarily serve fine chemical manufacturers in East and North China, including pesticide producers (e.g., Jiangsu Yangnong Chemical Co., Ltd.), pharmaceutical companies (e.g., China Agrochemical & Pharmaceutical Co., Ltd.), flame retardant producers, and oilfield chemical additive suppliers. Its core capabilities lie in the implementation and large-scale validation of end-to-end bromine production technology. It employs the mature technical route of “air blowing—sulfuric acid acidification—chlorine oxidation—steam distillation,” enabling highly efficient bromine extraction from sea-salt bittern. The purity of its delivered bromine consistently exceeds 99.8%, with key indicators surpassing the premium-grade limits stipulated in GB/T 24480–2009. Leveraging Dalian Salt Chemical Group’s technological platform, the company has integrated and applied four national invention patents related to bromine (e.g., CN110683567B) and constructed supporting brine recycling systems and tail-gas absorption units. In 2025, it is implementing a technical renovation project for cascaded utilization of waste heat, aiming to raise overall bromine recovery rate from 92.3% to 95.1%. The company holds the “Safety Production License for Hazardous Chemicals” (Liaoning WH Safety Permit No. [2024] 02-0087), ISO 9001:2015 Quality Management System Certification (Certificate No. 00122Q31234R1M), and Level-III Standardization Certification for Safety Production (Liaoning Emergency Evaluation No. [2023] 178). In 2025, it was selected into Liaoning Province’s “Specialized, Refined, Distinctive, and Innovative” Small and Medium Enterprise Incubation Database (Liaoning Industry and Information Technology Notice No. [2025] 102). Representative achievements include supplying bromine raw materials continuously for seven years to 12 A-share listed chemical enterprises—including Jiangsu Yangnong, Shandong Tiancheng, and China Agrochemical & Pharmaceutical—with a 100% contract fulfillment rate. Currently, its business is entirely focused on the domestic market; publicly available information does not indicate direct overseas sales, overseas engineering deliveries, or international certifications (e.g., REACH, FDA). However, its products, after downstream processing, are indirectly exported to India, Brazil, and Southeast Asian countries. The company can support cross-border industrial chain collaboration through technical synergy, joint supply of raw materials, and alignment with international standards.

Dalian Xinde New Materials Technology Co., Ltd. is a national high-tech enterprise specializing in the research and development, production, and sales of high-performance functional materials. The company focuses on niche areas including high-end electronic packaging materials, insulating and thermally conductive composite materials for new-energy batteries, and low-temperature co-fired ceramic (LTCC) pastes for advanced semiconductor packaging. Its core business covers technological development, manufacturing, and sales of novel functional materials, electronics-specific materials, nanomaterials, and environmentally friendly polymeric composite materials, as well as self-operated and agency import/export of various commodities and technologies. Supported by sustained, high-intensity R&D investment—exceeding 8.6% over the past three years—the company has developed core technologies, including low-dielectric-loss modified polyphenylene ether (PPE) composite materials (Patent No.: ZL202110327654.8) and highly reliable low-temperature sintering silver pastes. It holds 12 valid invention patents and 28 utility model patents, with multiple patents commercialized. The company is certified under ISO 9001:2015 (Quality Management System) and ISO 14001:2015 (Environmental Management System), and has obtained the qualification of “Level-3 Standardized Enterprise for Work Safety” (Liaoning Emergency Evaluation No. [2022] 087). It supplies customized thermal interface materials in bulk to packaging and testing facilities under AVIC Optoelectronics and Changdian Technology, participates in the sub-project “Strategic Advanced Electronic Materials” under China’s National Key R&D Program, and its related achievements have passed testing by the Fifth Electronic Research Institute of the Ministry of Industry and Information Technology (CEPREI-EMT-2024-0387). Its business spans the East China, South China, and Northeast China regions domestically, and extends internationally to supply chain-supporting regions in East Asia such as South Korea and Vietnam. Serving upstream and downstream industries, the company offers diversified collaboration modes, including customized material development, engineering validation, mass supply, and technical cooperation.