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Ningbo Langchen New Energy Co., Ltd. is a new energy enterprise specializing in the investment, development, construction, and operation & maintenance services of distributed photovoltaic (PV) power stations. Based in Ningbo, Zhejiang Province, the company provides full-lifecycle PV energy solutions for industrial and commercial rooftops, residential rooftops, and other scenarios. Its core business focuses on distributed solar power generation, with emphasis on pre-project evaluation, system design, engineering construction coordination, and intelligent post-construction operation & maintenance management. The company possesses localized implementation capabilities spanning resource integration to grid connection and operation. Leveraging its understanding of regional electricity policies and building structural conditions, the company strives to enhance the economic viability and reliability of distributed PV projects. Currently, the company primarily pursues regional, small- to medium-scale distributed PV projects, offering customized PV power generation cooperation solutions to owners of industrial park buildings, commercial buildings, and rural structures possessing rooftop resources. It supports various flexible cooperation models, including Energy Management Contracts (EMC), joint investment and construction, and rooftop leasing.

Inner Mongolia Autonomous Region Machinery and Equipment Complete Set Co., Ltd. is a state-owned wholly owned enterprise approved by the former Ministry of Machine Industry of the People’s Republic of China and the People’s Government of Inner Mongolia Autonomous Region, with the State-owned Assets Supervision and Administration Commission (SASAC) of Inner Mongolia Autonomous Region fulfilling its duties as the investor. It is a key provincial-level support unit for equipment manufacturing services in the autonomous region. The company has long focused on providing full lifecycle services for mechanical and electrical equipment. Its core businesses include: complete supply of industrial equipment; engineering procurement and construction (EPC) contracting for technological upgrading projects; integrated design, installation, and commissioning of mechanical and electrical equipment; agency services for imported equipment and support for domestic substitution; spare parts and components supply chain management; and intelligent upgrade solutions tailored to industries such as energy, metallurgy, chemical, and mining. The company holds Class II General Contracting Qualification for Mechanical and Electrical Engineering Construction, Special Equipment Installation, Transformation, and Repair License (Pressure Piping Categories GC2 and GB1), Work Safety Production License, and ISO 9001 Quality Management System Certification. It has deeply participated in the intelligent industrial development of the autonomous region and contributed to formulating the Equipment Selection Specifications accompanying the “Technical Guidelines for Intelligent Coal Mine Construction in Inner Mongolia Autonomous Region (Trial Edition, 2023).” It undertook the integrated equipment project for the main transportation system of an Ordos coal mine with an annual capacity of ten million tons (commissioned in 2022) and the intelligent power supply and distribution equipment integration project for Baotou Iron and Steel Group’s Bayan Obo Iron Mine (accepted in 2023), both cited by China Mechanical & Electrical Industry as exemplary cases of equipment service in the autonomous region. Its business operations cover the entire Inner Mongolia Autonomous Region, delivered via platforms including the “Technological Upgrade Service Column” of the Department of Industry and Information Technology of Inner Mongolia Autonomous Region, the Public Service Platform for Tendering and Bidding in Inner Mongolia Autonomous Region, and the “Meng Su Ban” APP’s Enterprise Service Directory. From 2023 to 2024, it undertook three provincial-level key technological upgrade projects as part of joint venture consortia, delivering total equipment general contracting services valued at over RMB 280 million. It offers diversified cooperation models—including equipment complete sets, EPC general contracting, intelligent transformation consulting and implementation, domestic substitution of critical equipment, and full-lifecycle operation and maintenance support—to industrial enterprises, local governments, and project owners.

Inner Mongolia Daquan New Energy Co., Ltd. is a wholly owned subsidiary of Jiangsu Daquan Group Co., Ltd. established in Northwest China, positioned as an integrated clean energy solution provider targeting large-scale solar and wind power bases in desert, Gobi, and wasteland (“Sha-Ge-Huang”) regions. It provides in-depth support for the construction of Inner Mongolia’s northern multi-gigawatt-level new energy base—a key initiative under the national “14th Five-Year Plan” for renewable energy development. The company’s core businesses encompass manufacturing of solar photovoltaic (PV) equipment and components; investment, construction, and operation of PV and wind power projects; research, development, and manufacturing of wind turbine generators and components; integration of novel energy storage systems; and development of intelligent microgrid technologies—focusing specifically on the solar power generation and wind power generation subsectors. Leveraging the national-level enterprise technology center and postdoctoral research workstation of Daquan Group, the company has accumulated technical expertise in areas including multilevel topology optimization of PV inverters, dynamic response control of grid-forming energy storage converters, and anti-icing blade design for wind turbines operating in high-cold regions. As of the end of 2024, it holds 12 valid invention patents and 37 utility model patents, and has led or participated in formulating three group standards, including the “Technical Code for Freeze-Thaw Prevention Construction of Photovoltaic Power Stations in Plateau and High-Cold Regions.” The company holds a Grade III General Contracting Qualification for Electric Power Engineering Construction and a License for Installation (Maintenance/Testing) of Electric Power Facilities (Grade III for Installation and Grade III for Testing), and has obtained ISO 9001, ISO 14001, and ISO 45001 management system certifications. Its energy storage system integration products have received the “Grid-Forming Energy Storage System Grid-Connection Performance Test Certification” issued by the China Electric Power Research Institute. The company has completed and connected to the grid PV projects with a total installed capacity of 870 MW, including representative projects such as the 200-MW agrivoltaic project in Damuqi, Baotou, and the 300-MW grid-parity project in Wulateqianqi, Bayannur. It has also supplied equipment and provided system integration services for Phase I of the integrated source-grid-load-storage demonstration project in Zhenglan Banner, Xilingol League. All current projects are located within the Inner Mongolia Autonomous Region and are closely integrated into the Mongolian West Power Grid’s new energy consumption system. The company offers diverse collaboration models—including independent investment, EPC general contracting, supply of core equipment, system integration, and technical collaboration—to local governments, energy investors, grid enterprises, and industrial chain partners.

Nantong Tongbo Equipment Installation Group Co., Ltd. is a comprehensive engineering technology service enterprise whose core businesses include industrial equipment installation, electromechanical engineering construction, intelligent system integration, and operation & maintenance (O&M) services. The company focuses on sectors such as energy, chemical industry, pharmaceuticals, food processing, and public buildings, providing one-stop solutions covering building electromechanical installation, electronics and intelligent systems, fire protection facilities engineering, pressure piping (GB1, GB2, GC2) installation, and installation, renovation, and repair of special equipment such as elevators and lifting machinery. Leveraging BIM-assisted detailed design, modular prefabricated assembly techniques, and full-lifecycle O&M management technologies for equipment, the enterprise continuously enhances project delivery quality and operational efficiency. The company holds Grade III general contracting qualifications for construction engineering and municipal public utility engineering, along with specialized contracting qualifications for electronics and intelligent engineering and fire protection facilities engineering; pressure piping installation permits (GA2/GB1/GC2); and Grade A elevator installation permits. It has also obtained certifications for ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System. Representative projects include the electromechanical installation works for Zhongtian Technology Subsea Cable Industrial Park; the supporting power station installation works for the technological upgrading project of Nantong Acetate Fiber Co., Ltd.; and the electromechanical system integration project for the intelligent workshop of Jiangsu Hengke New Materials Co., Ltd. Its service area is concentrated within Jiangsu Province. Its primary cooperation models are EPC general contracting and specialized subcontracting, and it welcomes collaborative engagement with owner entities, general contractors, and equipment manufacturers requiring industrial electromechanical system construction, intelligent upgrades, and long-term O&M services.

Luoyang Dason New Energy Development Co., Ltd. is an integrated service provider specializing in distributed photovoltaic (PV) power generation, focusing on the development, investment, construction, and operation & maintenance (O&M) of rooftop PV projects for industrial and commercial customers. The company’s core business covers full-cycle management of solar power generation projects, including EPC (Engineering, Procurement, and Construction) general contracting for distributed PV power plants; contract energy management (CEM); energy-saving management services; sales of PV equipment and intelligent power transmission & distribution equipment; manufacturing and sales of prime movers for new energy; and energy storage technology services. Leveraging its deep-rooted experience in Luoyang City, Henan Province, and surrounding areas, the company has established a mature business model targeting typical clients such as manufacturing enterprises, logistics parks, and public institutions, with comprehensive capabilities spanning solution design, system integration, grid connection, and long-term O&M. The company holds a Grade III General Contracting Qualification for Electric Power Engineering Construction (D341219725) and a Level-V License for Installation (Maintenance/Repair), Testing of Electric Power Facilities, and has obtained ISO 9001 Quality Management System Certification (Certificate No.: 00122Q41234R1M), ensuring high-quality project delivery and service standards. As of 2024, the company has completed registration with the National Energy Administration and the Henan Provincial Development and Reform Commission and achieved grid connection for multiple distributed PV projects; individual project capacities range from 0.5 MW to 3 MW. Representative projects include a 1.8-MW “full-grid-feed” PV project for an automotive parts manufacturer in Luoyang and a “PV + energy storage” green, low-carbon campus demonstration project at a school in Xigong District. The company primarily serves customers within Henan Province and offers flexible cooperation models—including joint investment and construction, CEM, EPC general contracting, and professional O&M—committed to delivering safe, efficient, and sustainable clean energy solutions to industrial and commercial customers in the region.

Liaoning Maolin Industrial Development Co., Ltd. is a regional real estate development and integrated operations enterprise based in Shenyang, with over 20 years of continuous operation. Its core business is real estate development and operations, supplemented by diversified services including property management, leasing of owned properties, architectural decoration and renovation engineering design and construction, building materials sales, parking lot services, and enterprise management consulting. The company possesses end-to-end operational capabilities for real estate development projects, covering pre-development planning, construction implementation, and post-construction operations and asset revitalization. It has established stable service capacities in local residential and commercial project development, refined management of existing properties, and renovation and remodeling of office and commercial spaces. The company is lawfully established and maintains normal registration status, supervised and approved by the Shenyang Heping District Market Supervision and Administration Bureau. It has incurred no administrative penalties, judicial enforcement actions, or records of serious violations or dishonesty over the past three years, reflecting sound operational credit. Although it does not publicly disclose its real estate development enterprise qualification grade, professional contracting qualification for construction, high-tech enterprise certification, or ISO system certifications—and although no official website, WeChat public account, or authoritative media coverage of its projects is publicly available—the company has long been rooted in Shenyang’s local market, consistently delivering leasing operations and management services through self-owned properties such as Taichen Tower, demonstrating solid localized operational foundations and stable business continuity. Targeting government-affiliated platforms, small- and medium-sized real estate developers, industrial parks, and commercial institutions, the company offers practical, customized services, including real estate development collaboration, entrusted management of existing assets, office space renovation and remodeling, and supporting building material supply—services aligned with actual regional needs such as urban renewal, enhancement of building-based economies, and upgrading of office environments for small and medium-sized enterprises.

Liaoning Jinte Construction Engineering Co., Ltd. is a comprehensive construction enterprise based in Liaoning Province and specializing in full-chain engineering construction services. The company focuses on general contracting and specialized contracting for projects in fields including building construction, municipal public utilities, water conservancy and hydropower, highways, and mechanical and electrical engineering. Its core business covers construction of building projects, municipal roads, water conservancy improvement works, renovation of aging residential communities, environmental protection projects, and foundation works; it also extends to provide supporting technical services such as engineering surveying, design, supervision, and consulting. Leveraging multiple high-level qualifications issued by the Liaoning Provincial Department of Housing and Urban-Rural Development, the company holds Grade II General Contracting Qualifications for Building Engineering (Certificate No.: D221053562), Grade II General Contracting Qualifications for Municipal Public Utilities Engineering (Certificate No.: D221053579), Grade III General Contracting Qualifications for Water Conservancy and Hydropower Engineering (Certificate No.: D221053587), and Grade II Specialized Contracting Qualifications for Building Decoration and Renovation Engineering (Certificate No.: D321053595); all qualifications remain valid. In recent years, the company has continuously participated in key regional livelihood and infrastructure projects. Representative projects include the Supporting Municipal Road Engineering for Resettlement Housing in Hunnan District, Shenyang City (completed in 2022); the Comprehensive Management Project for Small Watersheds in Kangping County (awarded in 2023, contract value approximately RMB 18.6 million); and the EPC Project for Renovation of Aging Residential Communities in Baota District, Liaoyang City (participated in 2024 as a consortium member). The company maintains an excellent credit record and has been included in the “Enterprises with Good Credit” list for Shenyang City, published by the Liaoning Provincial Department of Housing and Urban-Rural Development in 2024. It has no administrative penalties, judicial risks, or dishonesty records over the past three years. Its business operations are concentrated primarily in the central and southern regions of Liaoning Province. Currently, its main service scenarios consist of government-funded public projects, urban renewal initiatives, and rural revitalization projects within Liaoning Province. The company provides services—including general contracting, specialized subcontracting, EPC consortium cooperation, and whole-process engineering consulting—to project owners, platform companies, design institutes, and large-scale general contractors.

Liaoning Huafu Environmental Engineering Co., Ltd. is a high-tech enterprise specializing in industrial flue gas treatment, wastewater treatment, and solid waste resource utilization. It operates within the ecological protection and environmental governance industry and has long served high-emission industrial sectors such as power generation, steel production, chemical manufacturing, and metallurgy. The company possesses full-process solution capabilities—including EPC (Engineering, Procurement, and Construction) contracting for integrated desulfurization, denitrification, and dust removal systems; system integration for zero-liquid-discharge industrial wastewater treatment; and comprehensive flue gas treatment for coking and sintering processes. Its technological approaches emphasize adaptability to industrial scenarios and engineering implementation stability. Core processes include the coupled technology of “low-temperature SCR + dual-alkali desulfurization + wet electrostatic precipitator” and the synergistic process of SCR/SNCR combined with oxidative absorption, enabling ultra-low emission performance: NOx ≤ 50 mg/Nm³, SO₂ ≤ 35 mg/Nm³, and particulate matter ≤ 10 mg/Nm³. The company holds Grade I qualification for specialized contracting of environmental protection projects and Grade II specialized design qualifications for environmental engineering projects (air pollution control and water pollution control). It is certified under ISO 9001, ISO 14001, and ISO 45001 management systems. It owns over 10 authorized invention patents and utility model patents, including “A Composite Absorbent for Coke Oven Flue Gas Desulfurization and Denitrification and Preparation Method Thereof” and “An Evaporative Crystallization Device for High-Concentration Salty Wastewater.” Representative projects include the sintering machine flue gas purification project at Anshan Iron and Steel Group Bayuquan Branch and the coke oven flue gas treatment project at Benxi Iron and Steel Plate Co., Ltd.—both key industrial retrofit projects in Northeast China. Currently, the company primarily serves domestic industrial clients through various cooperation models, including EPC contracting, technical consulting, system integration, and supply of critical equipment, aiming to deliver safe, stable, and compliant environmental engineering services.

Kunlun Energy Qinghai Co., Ltd. is a regional holding company established by Kunlun Energy Co., Ltd.—a subsidiary of China National Petroleum Corporation (CNPC)—in Qinghai Province. It serves as an operational platform for the mid- and downstream segments of the natural gas industrial chain, focusing on integrated development and large-scale operations of natural gas, liquefied natural gas (LNG), compressed natural gas (CNG), and urban and rural gas markets in Qinghai Province. The Company’s core businesses include sales of pipeline natural gas and vehicle/ship-borne LNG/CNG; franchised operation of urban and rural gas supply; investment, construction, and operation of LNG/CNG refueling stations; development of distributed natural gas energy projects; and operation & maintenance management of supporting transmission and distribution infrastructure. Its service coverage includes major urban districts of Xining City and Haidong City, as well as key industrial parks in Haixi Mongol and Tibetan Autonomous Prefecture. Leveraging technical support from the Kunlun Energy Group, the Company possesses intelligent pipeline network monitoring capabilities, having deployed SCADA remote monitoring platforms and intelligent inspection systems to enable real-time response (response time ≤30 seconds) to pipeline pressure, flow, and leak points. It has also participated in implementing Qinghai Province’s first demonstration project integrating “LNG cold energy utilization with data center waste heat recovery.” The Company holds the following licenses: Gas Business Operation License (No. Qingran Jingzheng Zi [2023] No. 017); Pressure Pipeline Installation License (No. TS3863025-2027); and Hazardous Chemicals Business Operation License (No. Qingxi Weihua Jingzheng Zi [2024] No. 032). It has obtained certification under ISO 9001, ISO 14001, and ISO 45001 management system standards. As a core implementing entity of the “Gasification of Qinghai” Three-Year Action Plan, the Company undertakes provincial-level key energy infrastructure projects, including the Interconnection Project of Xining City’s Main Natural Gas Pipeline Network and the Integrated Urban-Rural Gas Supply Project in Ping’an District, Haidong City. It has served continuously for five years as the primary entity responsible for winter gas supply security, delivering over 2.8 million cubic meters of natural gas per day on average. Currently, it serves more than 1,800 commercial and industrial customers and over 320,000 residential users, operates over 420 kilometers of natural gas pipelines, and has put into operation 11 LNG refueling stations and 7 CNG refueling stations. We sincerely invite practical collaboration and coordinated implementation in fields such as end-use applications of natural gas, co-construction of refueling networks, distributed energy development, intelligent gas system integration, and regional energy infrastructure cooperation.

Jiangyin Huali Industrial Gases Co., Ltd. is located at No. 38 Xinggang Road, Gangkou Subdistrict, Jiangyin City, Jiangsu Province. It is a national high-tech enterprise specializing in the production, filling, storage, transportation, and on-site supply of industrial gases. Its industry classification falls under “Manufacture of Chemical Raw Materials and Chemical Products” (C2619). The company’s registered capital and paid-in capital are both RMB 50 million. It was certified as a high-tech enterprise in 2021 and completed its re-examination and filing for 2024. For the past three years, revenue from high-tech products has consistently exceeded 65%.  

The company’s core business covers the production and sale of oxygen, nitrogen, argon, carbon dioxide, hydrogen, acetylene, and various mixed gases. It primarily serves 137 designated-scale enterprises in the Yangtze River Delta region operating in integrated circuit manufacturing, new-energy battery production, and high-end equipment manufacturing. Among its clients are 19 A-share listed companies. Typical application scenarios include electronic specialty gas supply for 12-inch wafer fabrication lines, large-scale application of high-purity carbon dioxide in new-energy battery manufacturing, and integrated medical gas systems.  

The company has established the Jiangsu Provincial Engineering Technology Research Center for Industrial Gases. It holds six authorized invention patents (including technologies for low-temperature fractional distillation purification of high-purity nitrogen and online purification devices for ultra-high-purity argon used in semiconductors) and 23 utility model patents. Its core technologies focus on deep gas purification, online detection of trace impurities at the parts-per-quadrillion (ppb) level, and integrated systems for efficient vaporization of liquefied gases and stable-pressure gas supply. Its “Electronic-Grade High-Purity Argon Purification Technology” has passed the scientific and technological achievement appraisal conducted by the China Electronic Materials Industry Association (Certification No.: ZDCLJZ [2023] No. 017).  

In terms of certifications, the company holds the “National Industrial Product Production License” (for cylinder filling, TS4232022–2026), the “Hazardous Chemicals Operation License” (Su Xi Wei Hua Jing Zi [2025] No. 0086), and ISO 9001/14001/45001 integrated management system certifications. All special equipment is incorporated into Jiangsu Province’s dynamic regulatory platform, with a 100% pass rate in supervisory inspections over the past three years.  

Representative achievements include providing an on-site specialty gas generation system for SK Hynix’s Wuxi facility (continuous delivery from 2022 to 2025) and undertaking the Jiangsu Provincial Science and Technology Project “Large-Scale Preparation and Demonstration Application of High-Purity Carbon Dioxide for New-Energy Battery Manufacturing” (Project No.: BE2023012), which has successfully passed its mid-term review.  

The company does not operate overseas branches but indirectly exports to South Korea, Singapore, and Malaysia through domestic leading equipment manufacturers such as NAURA and Advanced Micro-Fabrication Equipment Inc. (AMEC). In 2025, export-related sales accounted for 12.7% of total revenue.