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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.

Shaanxi Jinliming Environmental Technology Group Co., Ltd. is a technology-oriented enterprise specializing in ecological environment governance and the integrated application of green, low-carbon technologies. The company is dedicated to providing full-chain services, including water pollution control, air pollution control, soil remediation, solid waste treatment, research & development and sales of environmental protection equipment, environmental engineering design and construction, environmental technology consulting, and contract energy management. Its core technologies focus on high-concentration, hard-to-biodegrade industrial wastewater treatment, low-temperature, highly efficient nitrogen and phosphorus removal processes, and the development of modular, intelligent environmental protection equipment. The company has obtained 12 utility model patents—including “An Intelligent Integrated Sewage Treatment Device Based on the Internet of Things” and “A Composite Catalytic Oxidation System for Deep Treatment of Coal Chemical Wastewater”—all authorized between 2021 and 2024. The company holds the Class I Professional Contracting Qualification for Environmental Engineering, approved by the Ministry of Housing and Urban-Rural Development, and has passed ISO 9001 Quality Management System and ISO 14001 Environmental Management System certifications; its capability in operating environmental pollution control facilities has been incorporated into the current pollutant discharge permit and capability evaluation system. In recent years, the company has successfully implemented several EPC projects for black-and-odorous water body remediation across multiple cities and prefectures in Shaanxi Province, pilot decentralized rural domestic sewage treatment projects along the Wei River Basin, and comprehensive ecological restoration projects at a mining area in Yulin. Some of these achievements have been designated by the Shaanxi Provincial Department of Ecology and Environment as exemplary cases for ecological restoration during the 14th Five-Year Plan period. Its services cover the entire province of Shaanxi, serving clients including local government departments, industrial parks, and energy and mining enterprises. It can meet regional environmental comprehensive governance needs by offering diversified cooperation models, including technology R&D, engineering procurement and construction (EPC), equipment supply, operation and maintenance (O&M) outsourcing, and low-carbon technology consulting.

Shandong Xuguo Energy Co., Ltd. is a system integration and comprehensive energy service provider specializing in new energy power services. Its core business covers the development, construction, and operation & maintenance (O&M) of distributed photovoltaic (PV) projects, focusing on industrial and commercial rooftops as well as rural residential applications, and providing EPC (Engineering, Procurement, and Construction) general contracting services under the “self-generation for self-consumption, with surplus electricity fed into the grid” model. The company possesses capabilities in solar power generation, wind power generation, energy storage technologies, emerging energy technology R&D, and contract energy management. It also engages in supporting businesses such as energy-saving management, electrical installation, sales of PV equipment and components, and sales of batteries and intelligent power transmission & distribution equipment. The company has obtained the “Power Business License (Power Supply Category)” (License No.: 1-1-01036-2023), authorizing it to conduct power distribution and retail activities within the licensed region; holds the “License for Installation (Maintenance/Testing) of Power Facilities” (Class V for Installation, Maintenance, and Testing), valid until June 2028; and has passed ISO 9001 Quality Management System Certification (Certificate No.: 00122Q41238R0M, valid until March 2027). Representative projects include the 2.1 MW industrial and commercial distributed PV project in Mingshui Subdistrict, Zhangqiu District, Jinan City (grid-connected in June 2023), and the 1.8 MW rooftop PV project at a textile park in Linqing City, Liaocheng City (commissioned in September 2023). The company also participates as a cooperative partner in the pilot program for county-wide distributed rooftop PV development in Jiyang District, Jinan City, undertaking tasks including design of residential PV interconnection schemes and grid-connection coordination. Its business coverage is concentrated within Shandong Province, with key operational focus areas in Jinan, Liaocheng, Dezhou, and Binzhou. Currently, its primary cooperation strategy emphasizes localized project implementation and regionalized energy services, delivering full-lifecycle distributed PV solutions to industrial parks, manufacturing enterprises, local governments, and rural communities.

Shandong Minghoudé New Energy Technology Co., Ltd. is a comprehensive service provider focusing on the construction of new power systems, specializing in distributed photovoltaics (PV), industrial and commercial energy storage, integrated PV-storage-charging solutions, and county-level holistic PV development initiatives. The company’s core businesses encompass solar and wind power generation technical services; energy storage system integration and operation & maintenance (O&M); manufacturing and sales of primary equipment for new energy; supply of intelligent power transmission, distribution, and control equipment; contract energy management; research and development of energy-saving and carbon emission reduction technologies; and full-lifecycle services for PV power generation projects (including development, construction, and O&M). Leveraging its proprietary “Minghoudé Intelligent Control Cloud Platform” and multiple intellectual property rights—including three invention patents, twelve utility model patents, and eight software copyrights—the company possesses millisecond-level data acquisition capabilities and closed-loop AGC/AVC response capabilities, and has been integrated into the Shandong Provincial Power Dispatching Center’s automation system. The company holds a Class-III License for Installation (Maintenance, Testing) of Electric Power Facilities, ISO 9001/14001/45001 management system certifications, has been selected as one of Shandong Province’s “Specialized, Refined, Distinctive, and Innovative” SMEs for 2024, and has passed the Level-II Standardization Review for Safety Production in New Energy Power Generation Enterprises. Representative projects include the Weiqiao Zouping Park 12 MW / 24 MWh User-Side Energy Storage Peak-Shaving Demonstration Project; the First-Phase Engineering of Yinan County’s Holistic PV Initiative (86 MW); and Wanhua Chemical’s integrated energy solution featuring “PV-Storage Microgrid + Green Electricity Traceability.” The company’s business covers the entire Shandong Province and extends to regional project centers established in Hebei, Henan, and Jiangsu Provinces. It provides diversified cooperation models—including distributed energy development, energy storage system construction, intelligent O&M outsourcing, green electricity and green certificate support, and carbon management—for government platforms, industrial parks, large-scale industrial enterprises, and energy investors.

Shandong Jinjia Environmental Protection Co., Ltd. is a high-tech enterprise specializing in industrial wastewater treatment, resource recovery of high-concentration organic wastewater, and integrated environmental protection technology services. Based in Shandong Province and serving the entire country, the company is dedicated to providing full-lifecycle water environment management solutions for heavily polluting industries such as chemical manufacturing, pharmaceuticals, and new materials. Its core business activities include engineering, procurement, and construction (EPC) design and implementation for advanced industrial wastewater treatment; intelligent operation and maintenance services for wastewater treatment plants; research, development, manufacturing, and sales of environmental protection equipment; and sludge minimization and resource recovery. Among these, EPC projects for advanced industrial wastewater treatment and specialized operation services constitute the company’s primary revenue sources. Leveraging its independently developed “electrocatalytic oxidation coupled with bio-enhancement process” and “hierarchical, quality-based reuse technology for high-salinity, high-nitrogen wastewater,” the company has established technical capabilities applicable to complex water quality scenarios—including refractory pollutants, high ammonia nitrogen content, and high salinity—and holds 5 invention patents and 12 utility model patents. Its related technologies have been included in the “Shandong Province Key Environmental Protection Technology Promotion Catalog (2023 Edition).” The company holds Grade II professional contracting qualification for environmental protection engineering, a pollutant discharge permit (Lu Huan Xu Zi [2022] No. 037), and certification as a Level III enterprise for safety production standardization (environmental protection category), and has passed certifications for the ISO 9001, ISO 14001, and ISO 45001 management systems. Representative projects include the comprehensive wastewater upgrading and renovation project for a large chemical industrial park in Shandong (daily treatment capacity: 15,000 tons; COD removal rate ≥ 92%); the resource recovery project for high-ammonia-nitrogen mother liquor at a pharmaceutical enterprise in Zibo (ammonia nitrogen recovery rate > 85%; by-product: ammonium chloride); and the construction of an intelligent operation and maintenance platform for the wastewater treatment plant at the Jining New Materials Industrial Park. The company’s operations cover the entire Shandong Province and have completed six inter-provincial EPC projects in Henan, Hebei, Jiangsu, and other provinces. Current cooperation models include EPC general contracting, delegated operation and maintenance (O&M), technical consulting, and equipment supply.

Shandong Huaxian Installation Construction Co., Ltd. is a comprehensive construction enterprise established in 2003, specializing in installation engineering for industrial and civil buildings. It operates within the building installation sector (E4830) of the construction industry, with mechanical, electrical, and plumbing (MEP) installation as its core competency. Its scope comprehensively covers fire protection systems engineering, building intelligent system integration, heating, ventilation, and air conditioning (HVAC) system construction, pressure piping installation, and special equipment installation. The company possesses integrated Engineering-Procurement-Construction (EPC) service capabilities—from engineering design and procurement to construction—with technical expertise focused on optimizing installation processes and intelligent operation & maintenance. It holds 11 utility model patents (e.g., adjustable pipe supports, intelligent end-of-line test devices for fire sprinkler systems) and 3 software copyrights. Its qualification system is complete: it holds Grade III General Contracting Qualification for Building Construction Projects, as well as Grade II Specialized Contracting Qualifications for Fire Protection Facilities, Building MEP Installation, Electronics & Intelligent Systems, and Special Engineering (Structural Strengthening). Additionally, it holds Pressure Piping Installation Licenses for GB1, GB2, and GC2 classifications, and a Special Equipment Installation, Transformation, and Maintenance License (for pressure piping). Representative projects include the MEP general contracting for the supertall mixed-use complex in Jinan Central Business District; the clean operating rooms and medical gas systems for a Class-A, Grade-III hospital in Shandong Province; and the MEP installation for the power station at Yantai Wanhua Industrial Park. Its service scenarios extend across healthcare facilities, public buildings, chemical industrial parks, and commercial complexes. Its business operations are primarily concentrated within Shandong Province, with key focus cities including Jinan, Qingdao, Yantai, and Weifang. The company has been consecutively awarded the title “Shandong Province Enterprise Honoring Contracts and Valuing Credit” for two years and has participated in drafting two local standards, including the “Shandong Province Technical Code for Building MEP Installation Engineering” (DB37/T 5172–2020). Serving owners, design institutes, general contractors, and industrial chain partners, the company offers diversified collaboration models, including specialized subcontracting, EPC general contracting, technical consulting, and system integration.

Qiyang County Yuexiang Industrial Gas Assembly Co., Ltd. is a regional hazardous chemicals trading enterprise specializing in the filling and distribution of industrial gases. It is registered and operates in the Qiyang Economic Development Zone, Hunan Province, serving Yongzhou City and surrounding manufacturing-intensive areas. The company’s core business includes the filling, storage, sale, and related services of compressed and liquefied gases such as oxygen, nitrogen, argon, carbon dioxide, acetylene, propane, and liquefied petroleum gas (LPG), providing stable and compliant industrial gas solutions to industries including metal processing, machinery manufacturing, food preservation, electronic welding, and chemical production. Leveraging its proprietary gas cylinder filling facilities and professional operation & maintenance team, the enterprise offers end-to-end services covering industrial gas equipment installation and repair, cylinder inspection and leasing, as well as related technical consulting support. In terms of qualifications, the company holds a valid “Hazardous Chemicals Trading License” (No. Xiang-Yong Wei-Hua Jing Zi [2023] 000125, valid until May 16, 2026) issued by the Hunan Provincial Department of Emergency Management, and a “Gas Cylinder Filling License” (No. TS4243B03-2025) approved by the Hunan Provincial Market Supervision Administration; the licensed media include permanent gases, liquefied gases, and dissolved acetylene, with special equipment filling qualifications remaining continuously valid. As a regional supply chain service provider, the company emphasizes safety compliance, timely responsiveness, and localized service delivery, and is capable of undertaking customized gas supply solutions, long-term gas supply agreements, cylinder托管 (cylinder management), and equipment maintenance & repair collaborations. Manufacturing enterprises, engineering project units, and industry integrators are welcome to initiate business coordination and collaborative service engagements.

Pulandian Zhongran Urban Gas Development Co., Ltd. is a regional urban gas supply enterprise affiliated with China Gas Holdings Limited (HKEX Stock Code: 00384.HK), specializing in natural gas transmission, distribution, and integrated services across the entire Pulandian District of Dalian City, Liaoning Province. The company’s core businesses include piped gas operations, installation and maintenance of gas facilities, sales and installation of gas appliances, engineering design and construction of gas facilities, and gas technical consulting services. Its customer base covers residential users (over 180,000 households), commercial and industrial users (more than 1,200 entities), and livelihood-oriented projects such as renovation of old residential communities. Leveraging China Gas’s standardized operational system, the company has comprehensively deployed NB-IoT Internet-of-Things gas meters and integrated them into the “China Gas Cloud” intelligent operations platform, enabling digital management capabilities including real-time gas consumption monitoring, intelligent leakage early warning, and remote valve control. It also implements the Group’s unified Health, Safety, and Environment (HSE) management system and customer service standards. The company holds a valid “Gas Operation Permit” (Permit No.: Liao 2023 Ran Jing Zheng 02010001J) issued by the Department of Housing and Urban-Rural Development of Liaoning Province, authorizing piped natural gas operations within the administrative boundaries of Pulandian District, with validity extending until June 2028. As of the end of 2024, the company had achieved full coverage of main urban distribution networks and continued extending networks into townships, having laid over 420 kilometers of medium- and low-pressure pipelines and completed 37 gas renovation projects for old residential communities. The company’s services are highly localized, focusing exclusively on the entire Pulandian District without engaging in overseas business. Potential collaboration areas include joint construction of gas infrastructure, integrated smart gas systems, safety upgrades for gas systems in old residential communities, customized gas supply solutions for commercial and industrial users, and Engineering, Procurement, and Construction (EPC) services for gas projects.