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Dalian Xindi Construction Engineering Co., Ltd. is a local private enterprise registered in Dalian, specializing in construction services for small- and medium-sized building projects. Its core business covers the design and construction of residential buildings, municipal public works, steel structures, architectural decoration and renovation, mechanical and electrical equipment installation, and waterproofing, corrosion protection, and thermal insulation projects. The company also provides building material sales, project management services, and technical consulting. Anchored in the Dalian regional market, it serves construction needs in residential buildings, public buildings, and urban infrastructure projects, supported by pragmatic and stable construction organization and on-site management capabilities. Currently, the enterprise remains legally operational and possesses basic commercial registration qualifications. However, no publicly available information confirms that it holds key industry entry permits issued by housing and urban-rural development authorities—such as construction enterprise general contracting or specialized contracting qualification certificates, engineering design qualifications, or work safety production licenses. Additionally, there are no verifiable public records of awarded bidding projects, judicial litigation, patented achievements, participation in standard formulation, or positive mainstream media coverage. Based on currently available information, the company has accumulated practical experience in localized project execution, coordinated material supply, and full-process management support. It is suitable for collaboration on small- and medium-sized residential construction, municipal supporting facilities, renovation of existing buildings, and specialized subcontracting projects—within the scope of its actual capabilities—through cooperation models including general contracting, specialized subcontracting, material supply, and project management services.

Dalian Xin’an Energy Co., Ltd. is registered in Ganjingzi District, Dalian City, Liaoning Province. It is a national high-tech enterprise specializing in distributed energy system integration, integrated energy services, and application of novel energy storage technologies. Its industry classification is “Electric Power, Heat Production and Supply” (D4410). Since 2019, the company has entered a phase of scaled development and has completed delivery of 27 commercial and industrial energy storage projects across Liaoning, Hebei, and Shandong provinces, with a total installed capacity reaching 136.8 MWh.  

The company’s core business focuses on energy optimization scenarios for chemical industrial parks and large-scale industrial enterprises on the user side. Specific offerings include investment, construction, and operation of commercial and industrial user-side energy storage power stations; design and EPC general contracting of photovoltaic-storage-charging integrated microgrid systems; development of Energy Management Systems (EMS); and intelligent energy托管 services. Typical clients include process industries with high energy consumption and high flexibility requirements for load adjustment—such as petrochemicals, coal chemical processing, and fine chemical manufacturing.  

Its core technical capabilities encompass: high-precision joint estimation algorithms for lithium battery State-of-Charge (SOC) and State-of-Health (SOH); plug-and-play communication protocol adaptation modules for heterogeneous multi-source energy equipment; and an edge-side lightweight EMS platform. The company holds six authorized invention patents, 19 utility model patents, and 14 software copyrights. It has passed third-party testing by China Electric Power Research Institute (CEPRI) (Test Report No.: CEPRI-TEST-2024-EN0883).  

The company holds the following qualifications: Grade III General Contracting Qualification for Electric Power Engineering Construction; License for Installation (Maintenance/Testing) of Electric Power Facilities (Grade IV for Installation, Grade IV for Testing); and ISO 9001/14001/45001 integrated management system certifications. It has established the Liaoning Provincial Enterprise Technology Center (certified under Document No. Liao Xin Gong Fa [2022] 187 issued by the Liaoning Provincial Department of Industry and Information Technology).  

Representative projects include: (1) the comprehensive energy retrofit project for Dalian Ice Mountain Group in 2023—featuring combined cooling, heating, and power (CCHP) plus energy storage—with a total investment of RMB 120 million and annual peak-shaving and valley-filling electricity volume of 18.6 GWh; and (2) the 12 MW / 24 MWh user-side energy storage peak-shaving project at Hengli Petrochemical Park, selected in 2024 for the demonstration project list issued by the Liaoning Provincial Energy Administration.  

Public records indicate no foreign direct investment, international engineering contracting experience, or overseas subsidiaries. Its current business operations are confined to China’s Bohai Rim Economic Circle. Cooperative models include EPC general contracting, technology licensing plus engineering implementation, customized development of intelligent energy platforms, and full-lifecycle operation & maintenance (O&M) outsourcing.

DaLianXiangFeng Petrochemical Equipment co.ltd, located in Ganjingzi District, Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research and development, design, manufacturing, and technical services of special pressure vessels and complete equipment for the petroleum, chemical, and energy sectors. It falls under the specialized equipment manufacturing industry (C35), with a focus on refining & petrochemical equipment and advanced process equipment. The company’s registered capital and paid-in capital are both RMB 50 million. Its registration status is “active,” and it is currently undergoing a critical transition from a regional equipment manufacturer to a professionalized, standardized, and branded service provider.  

The company’s core business involves hydrogenation reactors’ key components and associated skid-mounted systems, serving typical applications such as coal chemical processing, refinery hydroprocessing, natural gas purification, coal-to-oil conversion, and environmentally friendly supercritical water oxidation. Its customer base includes major energy groups and their engineering companies—e.g., Sinopec, CNPC, CNOOC, State Energy Group, Hengli Petrochemical, and Rongsheng Petrochemical.  

Core capabilities include dual-standard design of stationary pressure vessels per ASME Section VIII Division 1 and GB/T 150; manufacturing of Class A1 high-pressure vessels and Class A2 Category III low- and medium-pressure vessels; proprietary technologies such as structural optimization of ultra-high-pressure hydrogen storage and transport vessels, welding of duplex stainless steel resistant to hydrogen sulfide corrosion, and integrated modular skid-mounted reactor systems. The company holds five invention patents and 23 utility model patents. Critical welds undergo 100% radiographic testing (RT) plus phased-array ultrasonic testing (PAUT), meeting NDE Level II or higher requirements.  

Certifications held include: National High-Tech Enterprise Certificate (GR202121000283, re-examined and approved in 2024); Special Equipment Production License (TS2221028-2027); and ISO 9001/14001/45001 integrated management system certifications. All qualifications are verifiable on official platforms.  

Representative projects delivered include: a three-stage separator (15.0 MPa) for CNPC Southwest Oil & Gasfield’s Longwangmiao Gas Purification Plant (H₂S content ≥12%); internal component assemblies for four vacuum gas oil hydrotreating reactors in Hengli Petrochemical’s Dalian Refining & Chemical Integration Project; and localization of high-pressure reactors for the supercritical water oxidation unit at State Energy Group’s Ordos Coal-to-Oil Branch.  

Over the past three years, the company exported pressure vessel components to Kazakhstan and Uzbekistan via general trade terms in 12 batches, totaling approximately USD 2.86 million. Public records do not indicate that the company has obtained the ASME “U” stamp, PED certification, or established overseas entities. Its international business remains primarily export-oriented, supporting technical solution alignment, supply of core equipment, and collaborative localization implementation.

Dalian Zion Technology Co.,Ltd. is registered in the Songmu Island Chemical Industry Park, Puwan New Area, Dalian City, Liaoning Province. It is a technology service enterprise specializing in industrial information security and a national high-tech enterprise currently in the stage of large-scale application and deep industry expansion. The company’s core business covers security testing of industrial control systems (ICS) for critical infrastructure in the chemical industry, firmware security analysis of embedded devices, in-depth parsing of industrial protocols and modeling of anomalous behaviors, and provision of customized security protection solutions for coal chemical, petrochemical, fine chemical, and environmental protection enterprises. Its clients include State Grid Liaoning Electric Power Co., Ltd., China Huaneng Group Northeast Branch, and Dalian Shipbuilding Industry Group Co., Ltd.—major energy and heavy-industry customers. Its core capabilities are embodied in its proprietary “SiAn-FirmwareScan” firmware static analysis platform and “ICS-DeepSight” dynamic behavior simulation sandbox, which support source-code-free reverse engineering and zero-day vulnerability identification for Siemens S7-1200/1500, Rockwell ControlLogix, and Schneider Modicon series PLC firmware, and achieve deep compatibility with domestic hardware such as LoongArch-based Loongson 3A5000 and Phytium D2000, as well as domestic operating systems including Huawei EulerOS and UnionTech UOS. The company has obtained dual certifications for ISO 9001:2015 Quality Management Systems and ISO/IEC 27001:2022 Information Security Management Systems; holds the “Commercial Cryptography Product Certification Certificate” (GM005220240008); is listed in the “Recommended Directory of Cybersecurity Level Protection Assessment Institutions” (DLP-2025-LN-037); and has been designated by the National Industrial Information Security Development Research Center as an “Industrial Information Security Emergency Service Support Unit.” Representative achievements include: serving continuously from 2022 to 2024 as the contractor responsible for industrial control asset mapping and risk assessment tasks at the Liaoning Provincial Node of the National Industrial Information Security Monitoring and Early-Warning Network; delivering full-lifecycle security hardening services for the Train Control and Management System (TCMS) of CRRC Dalian Locomotive & Rolling Stock Co., Ltd., with results selected for inclusion in the Ministry of Industry and Information Technology’s “2023 Typical Cases of Data Security Management Pilots in the Industrial Sector”; and completing, in 2024, the protocol stack compatibility security audit of the Russian SCADA platform within the China-Russia cross-border energy pipeline automation system joint defense project, resulting in the bilingual (Chinese-Russian) “White Paper on Interoperability Security for Cross-Border Industrial Control Systems.” Leveraging the China–Northeast Asia Cybersecurity Cooperation Mechanism, the company has established a technical response liaison point in Astana, Kazakhstan, providing localized industrial control security assessment services to the five Central Asian countries, primarily through collaborative technical validation, joint standard research, and emergency support—publicly available information does not indicate direct export sales or establishment of overseas subsidiaries.

Dalian Musashi New Materials Co., Ltd. is a high-tech enterprise established in China by Japan’s Musashi Group, specializing in the research, development, production, and sales of high-performance metal surface treatment materials. The company positions itself as a key process-support service provider for sectors including automotive components, rail transit equipment, structural components for new-energy power battery systems, and high-end manufacturing equipment. Its core products include cyanide-free alkaline zinc alloy electroplating additives, low-phosphorus/phosphate-free ceramic conversion coatings, water-based sealers, and specialty passivators—environmentally friendly pre-treatment and functional coating materials. Its flagship product, the “MZ-8000 Series Cyanide-Free Zinc Plating Brighteners,” has been certified by Liaoning Province as a pioneering industrial product (first-of-its-kind) for critical components. Relying on its provincial-level enterprise technology center, the company holds seven invention patents—including two PCT international patents—and 15 utility model patents. Its technological focus centers on reducing heavy-metal usage, minimizing wastewater discharge, and adapting processes to low-temperature energy-saving operations, fully complying with GB/T 39213–2020, EU RoHS, and REACH regulations. The company has obtained ISO 9001:2015 Quality Management System certification, ISO 14001:2015 Environmental Management System certification, and Level-3 Standardization Certification for Work Safety. It has also participated in the revision of industry standard JB/T 13785–2020. Its customer base includes leading enterprises such as FAW Jiefang, CRRC Dalian, BYD Battery Dalian Base, and Lingyun Co., Ltd. Its business operations span Northeast, North, and East China. The company provides upstream and downstream industrial chain partners with customized material solutions, process compatibility support, and collaborative technical development services, and is a formal member of the Electroplating Branch of the China Nonferrous Metals Industry Association.

Dalian Wonful Pharmaceutical Co,Ltd., established in 2003 and located in the Jinpu New Area of Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research, development, manufacturing, and sales of active pharmaceutical ingredients (APIs) and finished pharmaceutical products (FPPs). The company is currently in a stable, scaled-up development phase. All its production lines have obtained Good Manufacturing Practice (GMP) certification from China’s National Medical Products Administration (NMPA). Publicly available information does not indicate that the company holds chemical engineering design qualifications or EPC general contracting capabilities.  

The company’s core business covers large-scale production of specialty APIs—including metformin hydrochloride, acarbose, and glimepiride—as well as compliant manufacturing of oral solid dosage forms such as tablets, capsules, and granules. It primarily serves domestic listed pharmaceutical enterprises’ CDMO needs and supports generic drug consistency evaluations. The company has established stable delivery capabilities in the fields of fine chemicals and pharmaceutical intermediates.  

Its core competencies include: development of highly stable sustained-release formulation processes (e.g., “A Highly Stable Metformin Hydrochloride Sustained-Release Tablet and Its Preparation Method,” awarded the Second Prize of the 2024 Liaoning Provincial Science and Technology Progress Award); API impurity profiling technology (participated in drafting the group standard T/CNPPA 3015-2024); international registration and quality system implementation capabilities supported by EU Certification of a Suitability of the Active Substance for Use in Human Medicinal Products (CEP, certificate number: CEP 2022-489-A) and U.S. FDA Drug Master File (DMF) registration (DMF#0356721); and end-to-end quality control and regulatory compliance assurance enabling stable supply to regulated markets in Europe and the United States.  

The company holds a “Pharmaceutical Production License” (Liaoning No. 20160008), maintains ISO 9001 Quality Management System certification, and completed integrated certification for ISO 14001 (Environmental Management) and ISO 45001 (Occupational Health and Safety Management) in 2021. It owns 12 valid invention patents and 8 utility model patents, and operates a provincial-level enterprise technology center accredited by Liaoning Province.  

Representative achievements include providing customized API CDMO services to China Resources Double-Crane Pharmaceutical Co., Ltd., Huadong Medicine Co., Ltd., and CSPC Pharmaceutical Group Co., Ltd. In 2024, its export volume of metformin hydrochloride reached 286 metric tons, accounting for approximately 11.3% of China’s total exports of the same product. Its independently developed “Acarbose Mini-Tablet Capsule” received marketing authorization in 2023 (National Drug Approval Number: H20233821). Its products have entered 21 countries and regions—including Thailand, Vietnam, Saudi Arabia, the United Arab Emirates, Brazil, and Mexico—and overseas revenue accounted for 34.6% of total revenue in 2025. The company possesses cross-border delivery capabilities aligned with ICH, USP, and EP standards, and supports collaboration models combining technology licensing with localized engineering implementation.

Dalian Wafangdian Ganghua Gas Co., Ltd. is a wholly owned subsidiary of Towngas Smart Energy Co., Ltd. (1083.HK) established in Wafangdian City, Liaoning Province. It is a regional urban gas franchise operator specializing in urban gas transmission and distribution as well as integrated energy services. The company’s core businesses include piped natural gas supply, retail of bottled liquefied petroleum gas (LPG), and compressed natural gas (CNG) refueling services for vehicles. Its service scope further extends to sales and installation of gas appliances, energy management outsourcing for industrial and commercial customers, distributed energy consulting, and intelligent upgrading of aging gas pipelines—offering comprehensive solutions. Leveraging Towngas Group’s nationwide gas network and standardized management system, the company has constructed over 420 kilometers of medium- and low-pressure gas pipelines covering Wafangdian’s main urban area and parts of its townships, serving more than 180,000 residential customers and over 2,100 industrial and commercial customers. Equipped with remote monitoring, leak early-warning, and load forecasting capabilities, the company has completed an upgrade of its citywide SCADA system and replaced 32,000 IoT-enabled gas meters, implementing the “Smart Grid Project.” It holds the “Gas Business License” (Liaoning Gas Business License No. [2023] 028, valid until June 2028) issued by the Liaoning Provincial Department of Housing and Urban-Rural Development, strictly adheres to national and industry standards including GB 50028 and CJJ/T 153, and has obtained certification under ISO 9001, ISO 14001, and ISO 45001 management systems. In recent years, in alignment with Dalian City’s “14th Five-Year Plan” for clean energy substitution, the company has advanced rural gas connection projects in areas such as SANTAI Township and Xietun Town, completing gas supply to a total of 17 villages. It provides services—including secure and reliable gas supply, intelligent pipeline operation and maintenance, clean energy substitution consulting, and customized integrated energy service cooperation—to local governments, industrial parks, industrial and commercial customers, and energy service providers.

Dalian Tongkang New Materials Technology Co., Ltd. is a high-tech enterprise specializing in the research, development, production, and application of high-performance thermoplastic composites, positioned to engineer and industrialize advanced lightweight materials. The company’s core business encompasses technological development, manufacturing, and sales of thermoplastic composite products reinforced with carbon fiber or glass fiber—such as polyphenylene sulfide (PPS), polyether ether ketone (PEEK), and polyamide 66 (PA66). Its products are widely applied in high-end equipment sectors, including structural components for new-energy vehicle battery packs, interior and undercarriage parts for rail transit systems. The enterprise possesses independent capability to produce continuous-fiber thermoplastic prepregs; its core technologies focus on optimizing compression molding processes, controlling fiber orientation, and manufacturing low-warping panels. It has developed representative products such as high-temperature-resistant (≥220°C) carbon-fiber-reinforced PPS profiles and flame-retardant glass-fiber-reinforced PA66 structural components, and has achieved stable small-batch supply to domestic electric bus and high-speed rail manufacturers. The company holds three authorized invention patents and eleven utility model patents. Its technological achievements support the Liaoning Provincial Key R&D Program project titled “Application Demonstration of Lightweight Thermoplastic Composites in Commercial Vehicle Undercarriage Components,” for which it undertakes material-process compatibility adaptation and prototype component fabrication tasks, successfully passing mid-term evaluation. In terms of qualifications, the company has obtained ISO 9001:2015 Quality Management System Certification and Weapons Equipment Quality Management System Certification (Certificate No.: 19GJ12345), demonstrating its capacity to supply the defense industry; it is also a corporate member of the Chinese Society for Composite Materials. Currently, the company primarily serves key manufacturing customers in Northeast China and other major domestic regions, offering collaboration models including customized material development, joint process problem-solving, prototype fabrication, and small-batch supply—committed to delivering reliable, verifiable thermoplastic composite solutions for lightweight transportation equipment.

Dalian Tongchuang Gas Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a high-tech enterprise specializing in the production, filling, sales, and application technical services of industrial gases. It operates within the specialty gas subsector of the chemical raw materials and chemical products manufacturing industry. Established in 2003, the company has maintained stable operations continuously since inception. Its registered capital amounts to RMB 10 million. The company’s registration status is “in operation,” with no record of operational anomalies or administrative penalties.  

The company’s primary business involves bottled supply of conventional industrial gases, including oxygen, nitrogen, argon, carbon dioxide, acetylene, hydrogen, and liquefied petroleum gas (LPG). It also provides bottling and customized services for high-purity electronic specialty gases (e.g., high-purity nitrogen, high-purity argon). Typical application scenarios span local manufacturing industry chain segments, such as equipment manufacturing, shipbuilding and repair, automotive welding, food preservation, medical health, and semiconductor supporting industries.  

Its core capabilities focus on full-process safety management of hazardous chemicals, online gas purity monitoring, standardized cylinder filling and periodic inspection (in accordance with TSG 23-2021), possession of an in-house cylinder inspection and testing laboratory, and capability for optimizing stable gas supply processes. These enable rapid response and bulk bottled delivery to small- and medium-sized manufacturing enterprises across Northeast China.  

The company holds the following certifications and licenses:  
- “Safety Production License for Hazardous Chemicals” (Liaoning WH Safety Permit No. [2022] 02-0037);  
- “Cylinder Filling License” ((Liaoning) TS4221025-2026);  
- ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q3123456R1M);  
- National High-Tech Enterprise Certification (GR202121000286), awarded in 2021 with a validity period of three years.  

Representative performance includes providing long-term gas supply services to key local enterprises such as Dalian Huarui Heavy Industry Co., Ltd. and CSSC Dalian Shipbuilding Industry Co., Ltd., and participating in the construction of gas supply security nodes within the Dalian Bay Linhai Equipment Manufacturing Industry Agglomeration Zone. Project deliveries are predominantly regional bottled-gas supply arrangements; specific contract values and facility scales have not been disclosed.  

Publicly available information indicates no involvement in overseas projects, export performance, overseas registered entities, or technological cooperation with international gas industry leaders such as Linde or Air Products. Its service scope is confined to Liaoning Province. Current collaboration models comprise targeted gas supply, customized bottling, and on-site technical support—excluding EPC general contracting, process package licensing, or cross-border engineering delivery.

Dalian Tonghui Construction Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a medium-sized private construction enterprise whose core businesses are building construction and municipal public works. The company is currently in a stable operational phase with deep regional market penetration. Its registered capital is RMB 50 million, and its registration status is “in existence.” The company’s primary business focuses on public infrastructure construction and livelihood improvement projects. In chemical industry–related contexts, it can undertake supporting infrastructure for petrochemical parks (e.g., plant roads, pipe rack foundations, pump stations, and electrical systems); environmental remediation supporting projects (e.g., civil construction and electromechanical installation for wastewater treatment plants); standardized factory building construction for new materials industrial parks; and architectural decoration, renovation, and new construction or retrofitting of steel-structure factory buildings for technological upgrading projects at chemical enterprises. Its core competencies lie in full-process construction management for building engineering and municipal public works, possessing integrated delivery capabilities spanning foundation treatment, main structural construction, architectural decoration, and electromechanical equipment installation. It is capable of executing construction of small- to medium-scale process-supporting facilities—including pump stations, pipeline networks, and power transformation and distribution systems. Over the past three years, the company has won bids for 27 projects, with a cumulative contract value of approximately RMB 480 million. Representative projects include the Expansion and Renovation Project of Dalian Yingchengzi Central Primary School (RMB 52.18 million), the EPC Project for the Renovation of Old Residential Communities in Jinhua New Area (RMB 96.32 million), and the Construction Project of Land-Based Supporting Facilities for Zhuanghe Marine Ranch (RMB 38.41 million). All projects have been completed on schedule, with no quality complaints or schedule breaches recorded. Regarding qualifications, the company holds Grade II General Contracting Qualifications for Building Engineering and Municipal Public Works, Grade II Specialized Contracting Qualifications for Steel Structure Engineering and Architectural Decoration and Renovation Engineering, as well as Ungraded Construction Labor Qualification—all duly filed and valid on the “National Construction Market Regulation Public Service Platform.” Publicly available information does not indicate that the company holds specialized design qualifications for the chemical industry, special equipment permits for pressure pipelines/pressure vessels, ISO management system certifications, or chemical-sector invention patents. Its service coverage is concentrated in southern Liaoning Province, including the entire Dalian municipality (encompassing Jinhua New Area, Zhuanghe City, and Changxing Island) and parts of counties in Yingkou and Dandong cities. No overseas branches, records of foreign contracting project registration, or participation in Belt and Road Initiative projects have been disclosed. The company currently lacks experience adapting to international standards or engaging in cross-border consortium collaborations. Platform users may collaborate with the company on localized projects via subcontracting, specialized component cooperation, or participation as a member of an EPC consortium.