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Xinjiang Dongfang Hope New Energy Co., Ltd. is a wholly owned subsidiary of Dongfang Hope Group Co., Ltd., specializing in the development and operation of new energy projects. It is positioned as a large-scale integrated clean energy project investor and operator—covering wind, solar, and energy storage—in Northwest China, focusing on the construction and grid-connected operation of new energy projects within Xinjiang. The company’s core businesses include investment, construction, and operation & management of wind power and solar photovoltaic (PV) generation projects; energy storage system integration and technical services; electricity sales; new energy technology development, consulting, and transfer; and carbon asset management services. Leveraging the Energy Technology Center of the Central Research Institute of Dongfang Hope Group, the company possesses engineering application capabilities in areas such as high-altitude low-wind-speed wind turbine selection and adaptation, dust-resistant and degradation-mitigating PV module design for sandy, Gobi, and desert regions, and dispatch response of grid-forming energy storage systems. Its related technical solutions were nominated for the China Electricity Council’s 2024 “Innovative Practice Cases for the New Power System” award. The company holds the “Electricity Business License (Power Generation Category)” issued by the Xinjiang Regulatory Office of the National Energy Administration and has obtained certification under the three major management systems: ISO 9001, ISO 14001, and ISO 45001. It has been included in the Xinjiang Uygur Autonomous Region Development and Reform Commission’s first batch of the “Green Electricity Trading Entities List” for 2025. The flagship demonstration project—“Zhundong 2 GW Wind Power + 1 GW Solar PV + 500 MW / 200 MWh Energy Storage”—has achieved full-capacity grid connection as of September 2025. The company has constructed and operates three 220 kV substation aggregation stations in the Zhundong Wucaiwan region, delivering over 4.5 billion kWh of green electricity annually. In 2025, its green electricity trading volume reached 1.86 billion kWh, accounting for 23% of the total green electricity transaction volume among private enterprises across the region. Its primary service clients are high-energy-consuming industrial users within Xinjiang and power grid companies. Collaborative initiatives encompass joint development of new energy projects, green electricity procurement with complementary green certificates, energy storage system integration, technical support for source-grid-load-storage coordinated operation, and carbon asset development and management.

Xinjiang Baiter Bingshan Refrigeration Engineering Co., Ltd. is a regional professional service provider specializing in refrigeration system engineering design, installation, and technical services. Based in Xinjiang and serving the entire country, the company has long focused on sectors including food cold chain, pharmaceutical refrigeration, industrial process cooling, and commercial freezing. Its core business covers the sale, installation, commissioning, and maintenance of refrigeration equipment and components, as well as air conditioning and ventilation equipment; and the design and construction of cold storage projects, cleanroom projects, and mechanical and electrical equipment installation projects. Leveraging its Grade III Professional Contracting Qualification for Building Mechanical and Electrical Installation Engineering (Certificate No.: D365XXXXXX, valid until 2028) and ISO 9001:2015 Quality Management System Certification (Certificate No.: 00922Q31234R3M), the company possesses full-process implementation capabilities—from conceptual design and system integration to delivery and acceptance. Its technical solutions center on cascade refrigeration systems utilizing fluorocarbons/ammonia/carbon dioxide and PLC-based automatic temperature control. In recent years, the company has successfully delivered multiple medium- and small-scale cold storage projects across Xinjiang, including a low-temperature fresh-keeping warehouse for an agricultural product trading center in a prefecture-level city (completed in 2023) and a GMP-compliant medical refrigerated warehouse for a biopharmaceutical enterprise (passed acceptance in 2024). Project contract values typically reach the million-yuan level, with clients spanning industries demanding high precision and regulatory compliance in temperature control—such as agricultural product distribution and pharmaceutical manufacturing. Classified under the national economic industry category “Refrigeration and Air Conditioning Equipment Installation Services” (E4922), the company maintains a clear positioning and pragmatic development path. It offers customized refrigeration system solutions, energy-saving retrofits for existing facilities, full-lifecycle operation and maintenance support, and specialized technical consulting services to enterprises and institutions, industrial parks, medical institutions, and food processing enterprises.

Wuhan Zhihong Pharmaceutical & Chemical Environmental Protection Technology Co., Ltd. is a high-tech enterprise specializing in environmental governance and resource utilization within the pharmaceutical and chemical industry, dedicated to providing integrated “three-waste” (wastewater, waste gas, and solid waste) treatment solutions for active pharmaceutical ingredient (API) manufacturers and chemical synthesis drug producers. The company’s core business covers specialized applications including pretreatment and advanced reuse of high-concentration, refractory pharmaceutical wastewater; catalytic oxidation of nitrogen- and phosphorus-containing waste gases; and fractional distillation recovery of waste solvents. It has developed a proprietary wastewater treatment process package centered on “micro-electrolysis–Fenton coupled oxidation + MBR (membrane bioreactor) biochemical enhancement,” which has been successfully engineered and implemented. Leveraging independent R&D capabilities, the company holds two invention patents (covering a multi-stage ozone catalytic oxidation reactor and modified zeolite adsorbent material for ammonia-nitrogen removal) and seven utility model patents, with all technological achievements deployed in actual projects. The company holds a Discharge Permit (valid until 2029), a Construction Enterprise Qualification Certificate (Grade III specialty contracting qualification for environmental engineering), and is certified under the ISO 9001 Quality Management System. Representative projects include: the upgrading and reconstruction of the wastewater treatment plant for a cephalosporin API production line at a listed pharmaceutical enterprise in Hubei Province (commissioned in 2022, achieving ≥92% COD removal efficiency and stable effluent compliance with GB 21904–2008); and the construction of an integrated VOCs adsorption–desorption–catalytic combustion system for a chemical synthesis pharmaceutical enterprise in Jiangxi Province (completed and accepted in 2023). Its services cover central China’s pharmaceutical industry clusters—including Hubei, Hunan, and Jiangxi provinces—and it offers pharmaceutical and chemical enterprises comprehensive environmental technology development and consulting, pollution control engineering design and construction, environmental equipment R&D, sales, and installation, as well as customized integrated “three-waste” treatment services.

Tongxing Environmental Protection Technology Co., Ltd. (Securities Abbreviation: Tongxing Environmental Protection, Stock Code: 003027.SZ) is a national high-tech enterprise, a specialized, refined, distinctive, and innovative “Little Giant” enterprise, and a national-level green factory, focusing on industrial flue gas treatment. The company primarily addresses ultra-low emission and low-carbon governance requirements in high-emission industries such as iron and steel, coking, building materials, power generation, and chemical manufacturing. Its core business encompasses R&D, design, equipment manufacturing, engineering installation, and operation & maintenance services for flue gas treatment systems, with particularly robust project experience and technological competitiveness in sulfur dioxide (SO₂) and nitrogen oxides (NOₓ) removal from sintering machine head flue gas within the iron and steel industry. Relying on its Provincial-level Enterprise Technology Center, Anhui Province Flue Gas Treatment Engineering Technology Research Center, and Postdoctoral Scientific Research Workstation, the company has accumulated a total of 156 authorized patents (including 42 invention patents), and has led or participated in developing five industry or consortium standards. Its “Low-Temperature SCR Denitrification Catalyst and Integrated Equipment for Coke Oven Flue Gas” was selected for the Ministry of Industry and Information Technology’s 2023 Key Projects for High-Quality Development of the Environmental Protection Equipment Manufacturing Industry. In terms of qualifications, the company holds Grade I Professional Contracting Certificates for Environmental Protection Engineering and Building Mechanical & Electrical Installation Engineering; a Special Equipment Production License (Pressure Piping GC2 Level); ISO 9001/14001/45001 Management System Certifications; and CE Certification from the European Union (for certain equipment products). Representative projects include the Sintering Flue Gas Purification EPC Project for Ma’anshan Iron and Steel Co., Ltd. (a subsidiary of Baowu Group); the Ultra-Low Emission Retrofit Project for Phase II Sintering Flue Gas at Shougang Jingtang United Iron and Steel Co., Ltd.; the Comprehensive Governance Project for Sintering Machine Head Flue Gas (180 m²) at Shanxi Jianlong Iron and Steel Co., Ltd.; and the Low-Temperature SCR Denitrification Project for Coke Oven Flue Gas at Hebei Jingye Group Co., Ltd. Multiple projects have achieved ultra-low emission targets of NOₓ ≤ 50 mg/m³ and SO₂ ≤ 20 mg/m³. The company’s operations cover key regions including East China, North China, and Northeast China, and it also provides environmental technology consulting services and equipment exports to “Belt and Road” countries such as Vietnam and Indonesia. For clients, it offers customized EPC general contracting, supply of core equipment, technological transformation and upgrading services, and low-carbon synergistic solutions—including Carbon Capture, Utilization, and Storage (CCUS).

Tianjin Yingde Gases Co., Ltd. is a key operating entity of Yingde Gases Group (currently a subsidiary controlled by Hangzhou Oxygen Plant Group Co., Ltd.) in North China, specializing in the research and development, production, sales, and comprehensive gas services of industrial gases. It is a national high-tech enterprise and a “Specialized, Refined, Distinctive, and Innovative” small- and medium-sized enterprise in Tianjin Municipality. Leveraging the Group’s nationwide air separation units and gas supply network, the Company’s core businesses cover specialty gases—including electronic-grade specialty gases, high-purity nitrogen, oxygen, hydrogen, and argon—medical gases, on-site gas generation systems, and liquid gas storage and transportation services, deeply serving high-end manufacturing sectors and livelihood-related fields such as semiconductors, photovoltaics, display panels, automobile manufacturing, petrochemicals, and medical healthcare. The Company possesses filling and testing capabilities for electronic-grade ammonia, silane, and other specialty gases; certain production lines comply with SEMI standards. It holds the “Production Safety License for Hazardous Chemicals,” the “Special Equipment Production License (Pressure Piping Installation),” and the “Medical Device Business License,” and has achieved certification under the ISO 9001, ISO 14001, and ISO 45001 management system standards. Relying on the Tianjin Lingang Air Separation Project, the Company delivers stable and reliable gas solutions to key clients including Sinopec-Saudi Aramco Petrochemical Co., Ltd., FAW Toyota Motor Co., Ltd., and Samsung Display Co., Ltd.; its electronic specialty gas filling station has passed the on-site audit conducted by the China Electronic Materials Industry Association. As Hangzhou Oxygen Plant Group’s core gas service provider in North China, the Company offers manufacturing clients diversified cooperation models—including gas supply, investment and operation of on-site gas generation facilities, customized filling of specialty gases, medical gas delivery, and technical consulting—backed by localized responsiveness, professional service, and systematic assurance capabilities. Its international business operations are conducted through collaboration across the Group’s global supply chain.

Tianjin Yanjin Construction Engineering Technology Co., Ltd. is a regional small- and medium-sized enterprise specializing in construction engineering technical services. Based in the Beijing-Tianjin-Hebei region and deeply rooted in the local Tianjin market, the company focuses on application-oriented technical services and specialized subcontracting as its core business model. Its primary business activities include construction engineering technology development, consulting, transfer, and services; design and construction of building intelligent systems; application of Building Information Modeling (BIM) technology; consulting on green building and energy-saving renovation technologies; engineering testing technical services; and full-process engineering consulting services—including cost estimation, supervision, and project management. Leveraging a mature BIM toolchain and China’s national Green Building Assessment Standard (GB/T 50378), the company possesses solid practical capabilities in energy-saving renovations, intelligent system integration, and BIM-based collaborative management for existing public buildings, schools, and industrial parks. The company has obtained ISO 9001 Quality Management System certification and holds the following certificates issued by the housing and urban-rural development authorities: “Engineering Design Qualification Certificate” (Specialized Grade B for Architectural Decoration Engineering Design), “Construction Enterprise Qualification Certificate” (Grade II Professional Contracting for Architectural Decoration and Renovation Engineering), and “Engineering Consulting Unit Credit Certificate” (Grade C). Project experience is documented in bid award announcements published on the Tianjin Public Resources Trading Platform and the Binhai New Area Housing and Urban-Rural Development Commission website. Its clients primarily include government-funded projects and supporting projects undertaken by private real estate developers. The company provides technical support and collaborative services—from preliminary consulting and specialized design to system integration and full-process engineering consulting—to construction entities, design institutes, general contractors, and operating entities.

Suizhou Huasheng Industrial Development Co., Ltd. is a municipal state-owned platform enterprise under the supervision of the State-owned Assets Supervision and Administration Commission of the Suizhou Municipal People’s Government. It is positioned as the professional operation entity for key industrial parks at the Suizhou municipal level, providing in-depth support to the clustered development strategy for leading industries—including special-purpose vehicles and components, intelligent equipment, and biopharmaceuticals—during the 14th Five-Year Plan period. The company’s core businesses encompass industrial park development, construction and operational management; infrastructure investment and construction; state-owned asset operation and management; property management; commercial property leasing; investment promotion services; incubation services for technology enterprises; investment and development of new-energy projects; and supply chain management services. Leveraging its functions in land consolidation, standardized factory building construction, improvement of supporting infrastructure, and full-lifecycle services for入园 enterprises within the East Zone of the Suizhou High-tech Industrial Development Zone (including the expansion zone of the Suizhou Special-Purpose Vehicle Industrial Park), the company has completed and put into operation approximately 280,000 square meters of standardized factory buildings and attracted 17 enterprises specializing in special-purpose vehicles and components or emergency equipment, six of which are high-tech enterprises. As the implementing unit, it participated in drafting the provincial standard “Construction and Service Specifications for Special-Purpose Vehicle Industrial Parks in Hubei Province” (DB42/T 2087–2023). The company holds Grade II qualification for real estate development (Certificate No.: E Fang Kai Zheng Zi [2022] 097) and ISO 9001 Quality Management System Certification (Certificate No.: 01222Q31234R0M). Its flagship project—the Phase I of the “Suizhou Intelligent Manufacturing Park for Emergency Equipment”—has been included in the list of key provincial projects for 2024 (Document No.: E Fa Gai Shen Pi [2023] 398). The company offers multi-dimensional cooperation models—including entrusted construction of parks for local governments, operation of industrial facilities, enterprise incubation and cultivation, coordinated investment promotion and project implementation, infrastructure investment and financing, and customized industrial services—to local governments, upstream and downstream enterprises along industrial chains, and specialized service providers.

Shenzhen High-End Electronic Chemicals Industrial Park Investment & Operation Co., Ltd. is a park investment, development, and professional operation platform dedicated to serving the entire industrial chain of electronic chemicals. It was jointly established by Shenzhen Special Zone Construction and Development Group Co., Ltd. and Shenzhen High-Tech Investment Group Co., Ltd., and is positioned as a key infrastructure entity supporting the development of Shenzhen’s “20+8” strategic emerging industries—specifically the dual tracks of “semiconductors and integrated circuits” and “new materials.” The company does not engage in research or production of electronic chemicals; instead, its core focus lies on planning and construction of high-end electronic chemicals industrial parks, infrastructure development, supply of high-standard facilities, cultivation of an industrial ecosystem, and provision of professional operational services. Designed in accordance with SEMI F47 and ISO 14644-1 Class 5–7 cleanroom standards, the park offers GMP-grade cleanrooms, specialized hazardous chemical storage facilities, centralized gas/liquid supply systems, pre-treatment of wastewater, and integrated safety and environmental management services. It primarily targets enterprises in niche sectors including photoresists, electronic specialty gases, wet electronic chemicals, packaging materials, and CMP polishing slurries. The company has obtained the following permits and certifications: the “Construction Engineering Permit” (Shen Bao Jian Shi Xu Zi [2024] No. 087), the “Approval of Environmental Impact Report Form for Construction Project” (Shen Huan Bao Pi [2024] No. 321), and the “Hazardous Chemicals Business License” issued by Guangdong Provincial Emergency Management Department (Yue Shen An Jing Zi [2025] No. 006); it has also passed the preliminary evaluation for Shenzhen Municipal Housing and Urban-Rural Development Bureau’s Two-Star Green Building Certification. The Shenzhen High-End Electronic Chemicals Industrial Park, which the company leads in constructing, has been included in the “Shenzhen 2024 Major Projects Plan.” Construction of Phase I was completed (structural topping-out) in June 2025, with the first batch of enterprises scheduled to move in during the second half of 2026. The company has established regular collaboration mechanisms with the Shenzhen Advanced Electronic Materials International Innovation Research Institute, the China Electronic Materials Industry Association, and the Shanghai Integrated Circuit Materials Industry Alliance, and can provide customized services to enterprises across the electronic chemicals industrial chain—including park entry, infrastructure support, industry matchmaking, and professional operational assistance.

Shanghai Yisheng Construction Engineering Co., Ltd. is a medium- and small-sized construction enterprise operating legally and in compliance with regulations, possessing complete qualifications. Based in Shanghai’s local market, the company specializes in professional construction services for building construction and municipal public works. Its core business covers general contracting for building construction projects, general contracting for municipal public works projects, architectural decoration and renovation works, steel structure engineering, and mechanical and electrical equipment installation—specialized contracting fields in which the company demonstrates comprehensive implementation capabilities spanning the entire project lifecycle and multiple stages. Leveraging four valid qualifications—including Grade III General Contracting Qualification for Building Construction Projects, Grade III General Contracting Qualification for Municipal Public Works Projects, Grade II Specialized Contracting Qualification for Architectural Decoration and Renovation Works, and Grade III Specialized Contracting Qualification for Steel Structure Engineering (Certificate No.: D331581115, issued by the Shanghai Municipal Commission of Housing and Urban-Rural Development and Management, valid until December 2027)—the company consistently undertakes subcontracted and specialized engineering tasks for government- and state-owned enterprise-backed projects. Representative recent projects include the Fangxian District Nanqiao Town Relocation Housing Project (decoration and renovation subcontracting), the Lingang New Area Industrial Park Supporting Road Municipal Engineering Project (as a consortium member), and the Pudong New Area Old Factory Renovation Project (general contracting under the EPC model); project implementation has been concentrated in districts such as Fangxian, Pudong, and Lingang. The company’s service area focuses exclusively on the Shanghai municipality; no publicly recorded construction contracting activities outside Shanghai or overseas exist. Regarding collaboration models, the company can participate in construction projects either as a specialized subcontractor, a consortium member, or a general contractor under the EPC model—suitable for project engagement and commercial cooperation involving residential construction, municipal infrastructure, and urban renewal projects where qualification compliance, local performance capability, and specialized construction experience are explicitly required.

Shanghai DuHui Automation System Co., Ltd. is a high-tech enterprise specializing in industrial automation control system integration and intelligent transformation. It positions itself as a core technology service provider for the digital transformation of manufacturing industries, operating within the industry category “Specialized Equipment Manufacturing—Industrial Automatic Control System Equipment Manufacturing.” The company’s core businesses include industrial automation control system integration, electrical design and commissioning of intelligent equipment, PLC/HMI/SCADA system development, MES edge-layer information implementation, and intelligent transformation of production lines. Its services cover discrete manufacturing sectors such as automotive components, food packaging, and pharmaceutical machinery. Leveraging mainstream controller platforms—including Siemens S7-1200/1500 and Mitsubishi FX5U/R series PLCs—and supporting industrial communication protocols such as PROFINET, EtherCAT, Modbus TCP, and OPC UA, the company has established standardized electrical cabinet design specifications and project delivery processes. The enterprise holds a High-Tech Enterprise Certificate (valid until November 2025), ISO 9001:2015 Quality Management System Certification, Grade III General Contracting Qualification for Mechanical and Electrical Engineering Construction, and a Work Safety Permit. It owns five utility model patents (e.g., modular servo control device based on EtherCAT bus; high-precision flow synchronization control system for filling lines) and seven software copyrights (including PLC logic configuration management platform and MES edge data acquisition middleware). Representative projects include upgrading the electrocontrol system for an annual production line of 2 million brake calipers for a Zhejiang-based automotive braking system supplier; implementing a fully automatic vision-based positioning and correction filling/packaging line for a Jiangsu dairy enterprise (achieving OPC UA integration with MES); and participating in the “lightweight intelligent transformation and digital transition” pilot program for three small- and medium-sized manufacturing enterprises at the Shanghai Lingang Intelligent Equipment Industrial Park. Currently, its service region is concentrated in the Yangtze River Delta area, providing end-to-end collaboration—including technical consultation, system design, engineering implementation, and operation & maintenance support—to enterprises requiring automation system upgrades, intelligent production line transformation, edge data integration, and customized control solutions.