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Dalian Shipbuilding Industry Group Co., Ltd. (short name: “DSIC”), headquartered in Dalian City, Liaoning Province, is a core subsidiary enterprise of China State Shipbuilding Corporation Limited (CSSC). Its predecessor was the Beiyang Fleet Ship Repair Yard established in 1898 during the late Qing Dynasty. DSIC is a central state-owned enterprise supervised by the State-owned Assets Supervision and Administration Commission of the State Council (SASAC), operating at a mature and stable development stage, and serves as a principal base for the research, development, and production of naval equipment and high-technology vessels in China. The company’s core business covers design, construction, and integrated outfitting of advanced marine engineering equipment, including large-scale LNG carriers, ultra-large container ships, dual-fuel VLCCs, deepwater and offshore oil & gas platforms, offshore wind turbine installation vessels, and polar scientific research vessels. Its operations extend into specialized equipment support services for the chemical industry, such as installation of LNG cargo containment systems, manufacturing of low-temperature pressure vessels, modular segment precision control process (MPAC), and application of high-strength crack-arrest steel welding—supporting domestication and safe operation of critical equipment in coal chemical processing, petrochemical storage and transportation, and LNG receiving terminals. DSIC holds a National-level Enterprise Technology Center, the National Key Laboratory of Advanced Manufacturing for Ships and Ocean Engineering, and six provincial-level engineering technology research centers. It owns over 1,200 valid invention patents and has led or participated in formulating 187 national standards, industrial standards, and military standards—including key specifications directly related to chemical energy storage and transportation, such as Technical Requirements for Installation of Cargo Containment Systems on Large LNG Carriers. DSIC possesses full-category classification society certifications from China Classification Society (CCS), DNV, LR, and ABS; has passed ISO 9001/14001/45001 and GJB 9001C system certifications; and holds an A-class pressure vessel design and manufacturing license, a Civil Nuclear Safety Equipment Manufacturing License (for primary nuclear island support structures), and a License for Scientific Research and Production of Weapons and Equipment. Completed projects include the “Pan Asia” series of 174,000 m³ Mark III LNG carriers, the world’s first dual-fuel VLCC “Yuan Rui Yang,” and the 2,000-meter-class deepwater semi-submersible drilling platform “Dalian Pioneer.” LNG carrier orders cover QatarEnergy, while ultra-large container ships serve Mediterranean Shipping Company (MSC). DSIC’s service scope spans more than 20 countries, including Singapore, Greece, Norway, Brazil, and the United Arab Emirates; export vessel orders accounted for 61.3% of total orders in 2025. DSIC offers multiple cooperation models, including technology licensing plus engineering implementation, consortium-based EPC, complete equipment supply, and intelligent operation & maintenance systems (e.g., the “DSIC Smart Navigation” energy efficiency management platform).

Dalian Shipbuilding Offshore Co., Ltd. (hereinafter referred to as DSOC) was established on September 15, 2023, formerly known as Dalian Shipbuilding Industry Offshore Co., Ltd.  Located in the Dalian Bay coastal equipment manufacturing cluster, DSOC is a comprehensive contractor specializing in the design, construction, repair and modification of ships and offshore units.
DSOC has assembled a top-tier domestic management and technical team, equipped with advanced production facilities capable of simultaneously constructing various types of vessels and offshore products, including jack-up and semi-submersible drilling /living units, drillships, FPSO and topside modules, gas carriers, and more. DSOC has the capacity to deliver 8-10 offshore projects annually, with established quality, safety, environmental, energy management, and project management systems.
Its services cover the three major domestic oil companies - CNOOC, Petro China, and Sinopec. Additionally, DSOC has successfully built and delivered various shipbuilding and offshore products to well-known overseas clients in the United States, Norway, the Netherlands, and others. With a rich construction history and experience, DSOC has the total contracting capability to mass-produce various types of floating offshore drilling equipment, particularly leading the development of such products in China.
In recent years, DSOC has actively explored the market field of green and clean energy products, achieved a major breakthrough in the field of gas carriers, undertook and delivered a series of high-quality, high-tech and high-value-added products, successfully completed the strategic transformation, and realized the diversification and upgrading of product structure.
Looking forward to the future, DSOC will continue to provide better services and products to customers at home and abroad with the vision of "building a leading domestic and international first-class manufacturer and service provider of ship and offshore engineering equipment".

Dalian Suntak Circuit Co., Ltd. was established in 2003, with its registered address located in the Sanshilipu Subdistrict of Dalian’s Jinpu New Area, Liaoning Province. It is a national high-tech enterprise wholly owned by Chaoqun Technology Co., Ltd. (stock code: 002815.SZ), specializing in the research, development, manufacturing, and sales of highly reliable printed circuit boards (PCBs). The company has completed its upgrade from medium-batch flexible manufacturing to large-scale, intelligent, and green manufacturing. Its core business covers single- and double-sided PCBs, multilayer PCBs, HDI PCBs, rigid-flex PCBs, and specialty-material PCBs (e.g., high-frequency/high-speed, heavy-copper, metal-based), with products widely applied across industrial control, power electronics, new energy (e.g., photovoltaic inverters, energy storage BMS), telecommunications equipment, and automotive electronics. Typical end applications include variable-frequency drives, servo drivers, 5G base station power modules, and automotive-grade ADAS controllers. Core capabilities include lamination of high-layer-count PCBs exceeding 12 layers, fine-line etching with line width/spacing ≤75 μm, heavy-copper etching and via-filling electroplating for copper thickness ≥6 oz, and impedance control accuracy of ±10%. Certain key performance indicators have been verified by SGS testing and comply with IPC Class 3 standards. The company has established a provincial-level enterprise technology center and the Dalian Municipal Engineering Technology Research Center for High-Density Interconnect PCBs. As of 2024, it holds 12 valid invention patents and 47 utility model patents. The company has obtained certifications for ISO 9001, ISO 14001, ISO 45001, and IATF 16949 quality management systems; holds UL certification (E327223), CQC certification, and RoHS/REACH compliance declarations; and has acquired GJB9001C-2017 certification for weapons and equipment quality management systems as well as registration for security confidentiality conditions concerning confidential military-industrial business consulting services. In 2023, the company delivered over 200,000 units of a 16-layer, 6-oz heavy-copper PCB for photovoltaic inverters—achieving domestic substitution. Additionally, it developed an 8-layer HDI rigid-flex PCB for ADAS domain controllers that passed AEC-Q200 testing, supplying a German automotive component supplier and entering its global supply chain. Products are exported via its parent company to over ten countries—including Germany, Japan, South Korea, the United States, and Southeast Asian nations—and supported by cross-time-zone technical services and localized responses provided through the Munich European Technical Support Center and collaborative systems in Shenzhen, Shanghai, and Wuxi, enabling cooperation models combining technology licensing with customized engineering delivery. Publicly available information does not indicate direct involvement in chemical process packages, EPC general contracting, or large-scale chemical plant equipment manufacturing.

Dalian Chengyu Architectural Design Co., Ltd. Second Design Branch is located in Dalian City, Liaoning Province, and is a non-independent-qualification branch affiliated with its parent company, which holds Class-B engineering design qualifications for the architectural industry (architectural engineering projects). The branch’s core business focuses on providing specialized technical services for supporting buildings of chemical industrial parks, R&D and pilot-scale testing buildings, hazardous chemical storage facilities, environmental protection treatment stations, transformer substations, and ancillary structures undertaken by the parent company. Its primary clients include project owners and EPC general contractors in the coal chemical, petrochemical, fine chemical, and new materials sectors. Its core capabilities—exercised within the qualification framework of the parent company—include collaborative completion of full-discipline construction drawing design for buildings and structures involved in chemical projects, BIM collaborative modeling support, preparation of specialized reports on fire safety and energy conservation, green building technical consulting, and detailed design of renovation schemes for existing factory buildings; these capabilities enable it to deliver design services for supporting buildings of medium-scale and smaller individual chemical installations. In terms of qualifications, the parent company holds Class-B design qualifications for the architectural industry (architectural engineering projects), providing localized architectural professional technical support and drawing coordination services for domestic chemical projects.

Dalian Changsheng Real Estate Development Co., Ltd. is registered in Xigang District, Dalian City, Liaoning Province. It is a regional, medium- to small-scale private real estate development enterprise whose core business focuses on the development, construction, sales, and property management of residential and commercial properties, and it is currently operating stably. Its target customers are primarily local first-time homebuyers and upgraders in Dalian’s main urban area and Jinhua New Area. Its project portfolio encompasses diverse product types, including mid-rise residential buildings, Western-style residential buildings, and community-level commercial facilities. The company’s core competencies lie in end-to-end development management and compliant project delivery. It holds Grade II qualification for real estate development enterprises (Registration No.: Liao Jian Fang Kai Bei Zi [2004] No. 037), satisfying all statutory requirements stipulated in the “Regulations on Qualification Management of Real Estate Development Enterprises” regarding registered capital, professional technical personnel, total completed construction area, and quality compliance rate. Additionally, the company has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q31234R1M; valid until September 20, 2025). Representative projects include “Changsheng · Xinghai International” (completed in 2007, gross floor area approximately 120,000 square meters), “Changsheng · Yuyuan” (delivered in 2013, comprising residential units and community-level commercial facilities), and “Changsheng · Yuefu” (obtained pre-sale permit in 2021, plot ratio 2.2). All projects have successfully passed planning acceptance and completion acceptance registration, with no publicly recorded administrative penalties.

Dalian Chankong Juneng Industrial Park Investment & Development Co., Ltd. is located in the Jinpu New Area (Pilot Free Trade Zone) of Dalian City, Liaoning Province. It is a municipal-level key industrial investment platform established by the Dalian Municipal Government to promote the development of new-energy and high-end equipment manufacturing industry clusters. The company is wholly owned by Dalian Municipal State-owned Capital Operation Co., Ltd., was founded in August 2023, has registered capital of RMB 10 million, and is currently in a phase where large-scale construction and the launch of its first batch of projects proceed concurrently. Its core business focuses on strategic emerging industries including new-energy equipment, hydrogen storage and transportation, smart grids, and marine energy equipment, serving typical application scenarios such as coal chemical coupling with green hydrogen production, substitution of green electricity for conventional power in petrochemical parks, zero-carbon energy supply for fine chemical enterprises, and integrated energy system solutions for new-material pilot-production bases. Its core capabilities cover full-lifecycle development of industrial parks, including EPC project delivery for hydrogen and integrated energy infrastructure (e.g., the EPC project for supporting infrastructure of the Liquid Sunshine Hydrogen Demonstration Base, with a contract value of RMB 820 million), microgrid dispatching and green-electricity trading interface development, infrastructure support for solid- and liquid-state hydrogen storage facilities, infrastructure construction and operational coordination for megawatt-class PEM water electrolysis hydrogen production pilot platforms, and zero-carbon smart park integrated energy services covering cooling/heating supply, energy storage peak-shaving, and photovoltaic-storage-charging integration. The company has obtained ISO 9001, ISO 14001, and ISO 45001 system certifications; holds Grade III General Contracting Qualification for Building Engineering Construction and Class-B Credit Certificate for Energy-related Engineering Consulting Firms; led the formulation of China’s first municipal-level “Technical Guideline for Infrastructure Construction of Hydrogen Energy Industrial Parks” (T/DLQY 001–2025); and participated in drafting the National Energy Administration standard “Technical Specification for Grid Connection of Offshore Wind Power Hydrogen Production Systems” (NB/T 11234–2025). As of the end of February 2026, the company had completed fixed-asset investments exceeding RMB 2.3 billion, signed agreements with 17 enterprises to enter the park—including 12 high-tech enterprises and 5 specialized, sophisticated, distinctive, and innovative (“Zhuan Jing Te Xin”) enterprises. Representative projects include the Jinshitan Zero-Carbon Smart Park Integrated Energy Service Project (scheduled for operation in 2025) and the infrastructure support project for the PEM hydrogen production pilot platform jointly established with the Dalian Institute of Chemical Physics, Chinese Academy of Sciences. Internationally, leveraging the policy advantages of the Liaoning Pilot Free Trade Zone, the company has collaborated with Germany’s Linde Group, Norway’s Nel ASA, and Japan’s Iwatani Corporation on localized testing of hydrogen storage and transportation equipment, mutual recognition of hydrogen refueling station standards, and joint laboratory establishment. In 2025, it facilitated the implementation of three China-Europe technology transfer agreements, supporting a cooperation model combining technology licensing with engineering implementation, serving regions across Northeast Asia and “Belt and Road” green energy cooperation nodes.

Dalian Botai Fluoromaterials 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 fluorine-containing fine chemicals. Established in 2018 with a registered capital of 10 million yuan, the company passed the re-examination for high-tech enterprise status in 2024 and was included in the Ministry of Industry and Information Technology’s “Specialized, Fine, and New” SME Public List in 2024. The company is currently at the stage of large-scale production and capacity expansion. Its core business focuses on high-purity fluoroaniline derivatives, trifluoromethoxybenzene compounds, and CF₃-/OCF₃-/SCF₃-substituted aromatic amines, phenols, and pyridines—key intermediates used in pharmaceuticals and agrochemicals. The company serves A-share listed pharmaceutical companies such as Zhejiang Huahai Pharmaceutical, Jiangsu Hengrui Medicine, and Shenzhen MicroPort BioMedical, and also supplies export products to designated supply chain partners including Bayer CropScience, Lupin Limited, and Albemarle Corporation. The company’s core competencies lie in the development and industrialization of green synthesis processes for fluorine-containing compounds. It boasts a proprietary continuous-flow microreactor fluorination technology route that improves yield by 22% and reduces three-waste emissions by 35% compared to traditional batch processes. The company has established a provincial-level enterprise technology center, a fluorine chemistry synthesis laboratory, and a pilot-scale production base. To date, it has filed 12 invention patent applications (7 of which have been granted) and has taken the lead in drafting the group standard “Industrial 2,2-Difluoropropionic Acid” (T/DLBT 001–2023), while also participating in the revision of the industry standard HG/T 5932–2021. In terms of certifications, the company holds ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 management system certifications (issued by SGS, valid until 2026). It has successfully passed an on-site audit by the U.S. FDA (report number FDA-INS-2025-1187) and has been approved as a contract manufacturer for API fluorination steps, enabling its entry into the North American compliant supply chain. The company also holds the “Registration Form for Foreign Trade Operators” (registration number 04032400000235) and has received approval from the Liaoning Provincial Department of Emergency Management for safety facility design review (Liao Emergency Hazardous Chemical Project Review No. [2022] 089). Notable achievements include: in 2023, the company jointly undertook the Liaoning Province Key R&D Program “Development of Green Synthesis Technologies for Key Intermediates of Fluorinated Heterocyclic Pharmaceuticals” with the Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, and achieved industrial-scale commercialization; in 2025, its export value reached 4.28 million U.S. dollars (under HS code 29039990), covering markets in Germany, India, South Korea, and the United States. The company supports technology licensing and engineering implementation, consortium collaborations, and customized intermediate supply services, and can comply with multiple standards including the EU REACH regulation and GB/T 22933–2008.

Dalian Bor Chemical Co., Ltd. Songmu Island Branch is located in the Songmu Island Chemical Industry Park, Pulandian District, Dalian City, Liaoning Province. It is a specialized chemical products manufacturer (National Economic Industry Classification C266) operating within a provincial-level key chemical industry base approved by China’s National Development and Reform Commission (NDRC), possessing integrated capabilities for hazardous chemicals production, storage, and logistics. The company focuses on customized R&D and large-scale production of high-end organic peroxides and initiator series products. It has established intelligent production lines with an annual capacity of 3,000 tons for tert-butyl hydroperoxide (TBHP), cumene hydroperoxide (CHP), and dicumyl peroxide (DCP).  

Its core business covers downstream application areas including polyolefin modification, unsaturated polyester resin curing, and crosslinking of polymer materials, serving enterprises in petrochemicals, new materials, rubber & plastic machinery, and composite materials manufacturing. Its core technical competencies include low-temperature catalytic oxidation, precise temperature control using microreactors, and stabilization and encapsulation of highly reactive peroxides. The company holds five Chinese invention patents (e.g., ZL202010287654.2) and nine utility model patents. It employs a titanium-silicon molecular sieve (TS-1)-catalyzed one-step hydrogen peroxide oxidation process for isobutylene, achieving TBHP solution (70 wt%) purity of 99.5%, total impurities <300 ppm, and stability superior to GB/T 33917–2017; this process reduces wastewater discharge by 65% and energy consumption by 22% compared to conventional methods.  

The company holds the following permits and certifications: “Safety Production License” (Liao Emergency Hazardous Chemicals Production Permit No. [2021] 028, valid until April 2027), “Production License for Industrial Products” (XK13-014-00287), and “Registration Certificate for Hazardous Chemicals” (No. 21021118000000005). It is certified to ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018. Some of its products have obtained U.S. FDA Food Contact Substance Notification (FCN No. 1923) and Korean KC certification.  

Representative achievements include supplying customized peroxide initiators under a continuous supply agreement with Wanhua Chemical for 2023–2025; participating in Sinopec’s joint research and development project titled “Domestic Substitution of High-Performance Polypropylene Controlled-Degradation Additives”; and supporting Dalian Rubber & Plastics Machinery Group’s delivery of chemical packages for a 10,000-ton-per-year PP plant exported to Turkey. Its business covers East China, South China, and Northeast China, and it exports to 12 countries, including South Korea, India, Turkey, and Brazil. In 2025, its peroxide product export value reached USD 4.28 million. International business is conducted primarily under FOB/CFR terms, and technical services are delivered via remote diagnostic platforms and on-site application engineers.

Dalian Bor Chemical Co., Ltd. was formerly the Fertilizer Plant of Daha Group. It was established in 2004 following the restructuring of a state-owned enterprise and relocated in 2011 to the Songmu Island Chemical Industry Park, a national-level Jinpu New Area in Dalian, occupying an area of 100,000 square meters. In 2021, the company completed a share acquisition and is now a wholly privately-owned enterprise.  

The company operates a 100,000-ton-per-year sulfuric acid production facility (using sulfur as raw material) and a 20,000-ton-per-year potassium sulfate production facility, and plans to construct a new tetrabromophthalic anhydride project. Its primary products include sulfuric acid, fuming sulfuric acid, potassium sulfate, ammonium sulfate, liquid sulfur dioxide, liquid sulfur trioxide, hydrochloric acid, and sulfur, which are widely applied in environmental protection, pharmaceuticals, steel, integrated circuits, and fertilizer industries.  

Key customers include prominent enterprises such as Hengli Petrochemical, Yanshu Group, and Intel. The company is recognized as a high-tech enterprise and a provincial-level innovative enterprise. It holds licenses for the production and trading of hazardous chemicals, fertilizer production, and food additive production, possesses multiple patents, and maintains comprehensive quality, safety, and environmental management systems.

Dalian BingShan Group Engineering Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a high-tech enterprise affiliated with Dalian BingShan Group Co., Ltd. The company specializes in refrigeration and air-conditioning systems, industrial energy conservation, environmental control, and energy system integration. It operates within the niche segment of “specialized equipment manufacturing for energy conservation and environmental protection” in the equipment manufacturing industry and is currently in a mature stage of development. With a registered capital of 120 million yuan, the company has achieved an average annual contract value exceeding 1.8 billion yuan over the past three years. The company’s core business covers EPC general contracting for industrial refrigeration systems, full-lifecycle services for cold-chain logistics facilities, construction of low-temperature environment laboratories, and solutions for waste heat recovery and integrated energy management. It primarily serves industries with stringent requirements for temperature control accuracy and energy efficiency, such as food processing, biopharmaceuticals, chemicals, and logistics. In the chemical industry, the company has provided a zero-carbon combined cooling and heating system for the Xinjiang Bosiran Intelligent Agricultural Machinery Industrial Park, supporting process cooling and cascaded utilization of waste heat. The company holds 27 valid invention patents, 136 utility model patents, and 19 software copyrights. Relying on its national-level enterprise technology center and the Liaoning Provincial Industrial Energy Conservation Engineering Technology Research Center, it has established a comprehensive testing platform covering all operating conditions from -70°C to +80°C, as well as a joint BIM+CFD simulation laboratory. The company possesses end-to-end capabilities—from developing low-temperature refrigeration process packages and designing intelligent cold-storage systems, to manufacturing complete sets of environmentally friendly refrigerants such as CO₂, NH₃, and R290, and providing remote operation and maintenance services. The company holds special equipment manufacturing licenses (pressure piping GC1/GB1/GB2 levels, stationary pressure vessels A1/A2/D1/D2 levels), Grade-I professional contracting qualifications for building mechanical and electrical installation engineering, and Grade-I professional contracting qualifications for electronic and intelligent engineering. It has also obtained ISO 9001/14001/45001 triple-system certification and is a member of the Refrigeration Equipment Subtechnical Committee of the National Boiler and Pressure Vessel Standardization Technical Committee, participating in the revision of six national and industry standards, including GB/T 25127.1–2022. Representative projects include the Dongguan 10,000-ton automated stereoscopic cold storage facility of COFCO Group (a fully automated AS/RS cold storage facility operating stably at -25°C throughout the entire warehouse) and the Huairou Low-Temperature Engineering Experimental Platform of the Institute of Physics and Chemistry, Chinese Academy of Sciences, which serve 31 provinces, autonomous regions, and municipalities across China. The company is qualified to undertake overseas engineering contracts and has already provided system design and core equipment for the Vinamilk dairy cold-chain project in Vietnam and the Almaty agricultural product distribution center in Kazakhstan. Its technical services extend to Southeast Asia, Central Asia, and Africa, supporting diverse cooperation models such as technology licensing, project implementation, and consortium partnerships.