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Jiangxi Kangjie Energy Co., Ltd. is registered in Nanchang City, Jiangxi Province. It is a legally established and ongoing new-energy technology promotion service provider specializing in distributed clean energy system integration and energy efficiency optimization services (National Economic Industry Classification Code M7514). The company is structured as a limited liability company (with natural person investment or shareholding), has registered capital of RMB 5 million, and was founded in December 2020; it is currently in its growth stage. Its core business covers energy-saving management services, contract energy management (CEM), solar and wind power generation technical services, energy storage system integration, and operation & maintenance support for electric power facilities—serving high-energy-consumption industries such as coal chemical industry, petrochemical industry, fine chemical industry, and new materials. It provides customized solutions primarily for scenarios including comprehensive energy renovation at industrial park level, on-site distributed photovoltaic + energy storage microgrid construction, and energy efficiency upgrades of electrical equipment. Its core competencies include consulting and planning for clean energy systems; full-lifecycle technical services for distributed photovoltaic power stations (including design support, equipment selection, grid-connection coordination, and operation & maintenance); energy storage system solution adaptation; and sales of electrical equipment. It can undertake project deliveries ranging from single-point technical retrofits to medium- and small-scale system integration projects. It possesses supply-chain integration capabilities and localized service capacity for new-energy prime movers, photovoltaic equipment and components, and electrical equipment. Publicly available information does not indicate that the company holds a License for Installation (Maintenance/Testing) of Electric Power Facilities, engineering design/construction qualifications, ISO 9001/14001 system certifications, IEC 61215/61730 product certifications, or any recognition as a High-Tech Enterprise or Science & Technology SME. Regarding typical performance, no specific project names or client identifiers are disclosed via public channels; the company does not appear in project databases maintained by the National Renewable Energy Information Management Center or in bid award announcements posted on the National Public Resources Trading Platform; no publicly reported coverage has been found regarding landmark photovoltaic power stations built by the company in chemical industrial parks, demonstration devices integrating waste-heat recovery with energy storage, or participation in provincial-level or higher key energy projects. Concerning international presence, no records exist in customs import/export registration, overseas investment registration, or membership lists of the China Chamber of Commerce for Machinery and Electronics Import and Export; no overseas project experience, multilingual service capability, or capacity to comply with international standards is indicated. Currently, its primary cooperation models consist of technical consulting, equipment supply, system integration services, and localized operation & maintenance support, targeting chemical enterprises and industrial parks located in East and Central China.

Jiangsu Qianyan Environmental Technology Co., Ltd. is registered in Jiangning District, Nanjing City, Jiangsu Province. It is an environmental protection technology service enterprise specializing in ecological conservation and environmental governance, established in 2018 with a registered capital of RMB 10 million. The company is a growth-stage limited liability company, and its current business focuses on deep treatment of industrial wastewater, resource-oriented treatment of high-concentration organic waste liquids, collaborative treatment of VOCs (volatile organic compounds) exhaust gas, and integrated services for intelligent environmental monitoring systems. Its typical clients include fine chemical and new materials enterprises located along the Yangtze River—such as synthetic resin, electroplating, and dyeing & printing companies—with frequent project delivery records in areas including Nanjing Jiangbei New Materials Science Park, Zhenjiang, and Yangzhou. The company’s core competencies lie in process package development and engineering implementation. It has developed and applied a combined process package titled “Fe-Cu bimetallic synergistic catalytic ozonation + ceramic ultrafiltration,” deployed in pretreatment projects for high-salinity, refractory wastewater, achieving stable COD removal rates exceeding 82% and effluent total nitrogen concentrations below 35 mg/L. Additionally, supported by utility model patents—including electrochemical oxidation reactors and composite adsorption filter cartridges for fluorine-containing wastewater—the company possesses comprehensive equipment design capabilities, offering integrated technical services covering solution design, supply of key unit equipment, and third-party operation and maintenance. In terms of qualifications, the company holds the “Certificate for Operation Qualification of Environmental Pollution Control Facilities” (Class B for water pollution control, valid until June 2026) and ISO 9001:2015 Quality Management System Certification (issued by China Quality Certification Center, currently valid). Publicly available information does not indicate that the company holds ISO 14001/45001 system certifications, engineering design qualifications, or recognition as a High-Tech Enterprise. Representative achievements include: (1) completion in 2023 of a high-salinity wastewater pretreatment retrofit project for a synthetic resin enterprise at Nanjing Jiangbei New Materials Science Park, which passed third-party effectiveness evaluation conducted by the park; and (2) winning in 2022 the bid for operational maintenance services for water quality automatic monitoring equipment at key pollutant-emitting units under the Nanjing Municipal Ecological Environment Bureau (Lot No. 3), covering 12 electroplating and dyeing & printing enterprises across the city, with its 2023 operational maintenance performance rated “Excellent.” Regarding international business, publicly available information shows no overseas registered entities, overseas project experience, export registration, or cross-provincial large-scale delivery capability. Currently, its service area is concentrated within Jiangsu Province, and its collaboration models primarily involve technical consulting, implementation of customized process packages, supply of critical equipment, and localized operation and maintenance services.

Jiangsu Baike Architectural Engineering Co., Ltd. Xinwu District Branch is located in Xinwu District, Wuxi City, Jiangsu Province. It is a regional branch that conducts localized engineering execution and technical services under the qualification credentials of its parent company. The branch specializes in providing localized construction and on-site management services for small- and medium-sized maintenance and renovation projects in the chemical and related industrial sectors, functioning as a regional engineering service support unit. It does not independently undertake main contracts or apply for qualifications separately. Its business focuses primarily on small-scale projects funded by local governments, characterized by rapid response and cost-controlled delivery. Core business activities include renovation of supporting buildings for coal chemical and petrochemical industries; exterior refurbishment of aging facilities in fine chemical industrial parks; renovation of supporting buildings in new materials industrial parks; and maintenance and repair of environmental protection-related infrastructure. Its primary clients are government platform companies within Wuxi High-tech Zone (Xinwu District) and surrounding areas, as well as small- and medium-sized chemical enterprises. Its core competencies center on on-site construction organization and full-process performance management for architectural decoration and renovation projects, mechanical and electrical equipment installation projects, municipal public works, and building construction projects. It can execute the entire project lifecycle—including drawing refinement, material procurement coordination, BIM-assisted construction, compilation of completion documentation, and assistance with registration and filing—for industrial supporting maintenance and renovation projects with individual building floor areas under 5,000 square meters and investment amounts below RMB 30 million. Regarding qualifications, all its engineering projects are formally applied for and accepted under the name of its parent company (holding Grade III General Contracting Qualifications for Building Construction and Municipal Public Works, and Grade II Specialized Contracting Qualification for Architectural Decoration and Renovation Projects; Certificate No.: D332316285, valid until December 31, 2026). Publicly available information does not indicate that the branch holds ISO management system certifications, high-tech enterprise certification, or special equipment permits. Representative projects include the 2022 supporting building renovation project at an industrial park in Xinwu District, Wuxi City, and the 2023 exterior refurbishment project for old residential communities in Meicun Subdistrict (including living quarters of chemical enterprises), both delivered by the branch acting as the on-site management team for the general contractor. Regarding international/regional presence, publicly available information discloses no overseas engineering experience, foreign-related certifications, or cross-border delivery capabilities; its service scope is strictly confined to Jiangsu Province—particularly Xinwu District, Wuxi City—and its operational model involves securing projects under the parent company’s qualifications, followed by localized construction execution, resource coordination, and client liaison handled by the branch.

Jiayu Xinxin Energy-Saving Technology (Fuxin) Co., Ltd. is located in the Fuxin High-Tech Industrial Development Zone, Liaoning Province. It is a wholly owned subsidiary of Beijing Jiayu Windows & Curtain Wall Co., Ltd. (Stock Code: 300117.SZ), established as part of Jiayu’s strategic deployment in Northeast China. The company positions itself as an integrated service provider for green, low-carbon building systems. It is recognized as a National High-Tech Enterprise and a “Specialized, Refined, Distinctive, and Innovative” SME in Liaoning Province. Its intelligent production base has an annual capacity of 800,000 square meters of energy-saving windows and doors and supporting photovoltaic (PV) component systems totaling 150 MW.

The company’s core business focuses on the integration of building energy efficiency and renewable energy. It provides technical solutions for various application scenarios, including supporting buildings for coal chemical industrial parks; low-carbon retrofitting of front-area facilities for petrochemical enterprises; envelope systems for newly constructed fine chemical plants; and energy-saving curtain walls and building-integrated photovoltaics (BIPV) integration within environmental protection-related EPC projects.

Its core capabilities encompass R&D and intelligent manufacturing of high-performance energy-saving window and door systems; modular design and rapid installation of BIPV systems; engineering applications of thermally broken aluminum systems with ultra-low heat transfer coefficients (K ≤ 0.72 W/(m²·K)); and deployment of the JY-BEMS v3.2 building energy management platform. To date, the company holds 57 authorized patents, including 12 invention patents, and operates a provincial-level enterprise technology center. It has led or participated in formulating three local standards.

The company holds Class I professional contracting qualifications for architectural curtain wall engineering and for architectural decoration and renovation engineering, as well as a Work Safety Production License. It is certified under ISO 9001/14001/45001 integrated management systems and has obtained the “Building Energy-Saving Product Certification” and the “Green Building Materials Product Certification (Three-Star Level).”

Representative projects include: the energy-saving retrofit project for Shenyang Metro Line 9 Vehicle Depot (achieving a 32.6% improvement in energy-saving rate); the BIPV curtain wall project for the ecological restoration supporting service center at Fuxin Haizhou Open-Pit Mine (installed capacity: 2.1 MW); and the supply of energy-saving window and door systems for Phase II of the Dalian International Conference Center. Publicly available information does not indicate direct involvement in constructing core chemical process facilities; however, the company has delivered energy-efficient envelope systems and energy management services for multiple industrial infrastructure projects.

Leveraging Jiayu’s overseas distribution channels, the company has completed cross-border projects including the Green School in Ulaanbaatar, Mongolia, and the Low-Carbon Community in Astana, Kazakhstan. Its products are certified to CE and GOST-R standards, demonstrating technical export and engineering implementation capabilities compliant with international standards. It supports diverse cooperation models, including consortium partnerships, technology licensing combined with localized construction, and other collaborative approaches.

Huanggang Chu Tong Road and Bridge Engineering Construction Co., Ltd., located in Huangzhou District, Huanggang City, Hubei Province, is a state-controlled construction enterprise majority-owned by Huanggang Municipal Transportation Investment Group Co., Ltd. (holding approximately 65.2%). Established in 2003, the company has registered capital of RMB 50 million and employs approximately 420 people, of whom 45.7% are technical personnel. Over the past three years, it has completed contracts valued at over RMB 1.86 billion, ranking it among Hubei Province’s key backbone enterprises in the transportation industry.  

The company’s core business focuses on integrated services—including collaborative surveying, design, and construction; EPC general contracting; and maintenance and operation—for transportation-related projects such as highways, bridges, and municipal infrastructure. Its service scope covers the entire project lifecycle: pre-project consultation, detailed construction drawing development, BIM-assisted construction, smart-site management, and completion/acceptance inspection. It primarily serves government-funded transportation infrastructure projects in the eastern Hubei region (Huanggang, Huangshi, Ezhou, and Xiaogan).  

Its core competencies encompass high-grade engineering construction delivery and technological integration. The company holds Class I General Contracting Qualification for Highway Engineering and Class I Specialized Contracting Qualification for Bridge Engineering. It operates a Huanggang Municipal-level Enterprise Technology Center and participated in drafting two Hubei provincial standards: “Technical Specification for Rural Highway Dangerous Bridge Reconstruction” (DB42/T 1792–2022) and “Technical Guide for On-Site Hot Recycling Construction of Asphalt Pavement” (DB42/T 2036–2023). It owns 12 nationally authorized utility model patents, including “Rapid Replacement Device for Bridge Expansion Joints” and “Lifting and Positioning System for Prefabricated Culvert Segments.” It delivered high-quality outcomes for projects including: the G347 Huanggang Section Reconstruction and Expansion Project (42.3 km, including two extra-long bridges); the Maintenance and Upgrading Project of the Southern Approach Line to Huanggang Yangtze River Bridge (featuring a BeiDou displacement monitoring system); and the New Construction Project of the Qichun County Bypass Section of Provincial Highway S207 (utilizing green concrete technology with manufactured sand). All these projects passed final acceptance inspections conducted by the Hubei Provincial Transport Engineering Quality Supervision Bureau; three were awarded the title “Demonstration Safe Construction Site Projects for Highway and Waterway Engineering in Hubei Province.”  

The company holds a Work Safety Production License (No. EJZ Anxuzhengzi [2005] 000047-1) and certifications for the ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 management systems. Publicly available information does not indicate its involvement in chemical industry-related engineering projects, possession of engineering design qualifications or special equipment licensing relevant to the chemical industry, disclosure of overseas engineering contracting activities, international qualifications (e.g., FIDIC), Belt and Road Initiative projects, or cooperation records with countries in ASEAN, Africa, or other regions. Its current business operations are concentrated within Hubei Province, and it does not currently engage in engineering technical service provision for the chemical industry sector.

Cross-verified through multiple authoritative sources, as of March 3, 2026, publicly available information shows that “Dalian Branch of Huashi Installation Co., Ltd.” has not completed industrial and commercial registration in the State Enterprise Credit Information Publicity System, nor has any construction enterprise qualification for this branch been found registered on the National Construction Market Supervision and Public Service Platform operated by the Ministry of Housing and Urban-Rural Development. Its parent company, “Huashi Installation Co., Ltd.,” is registered in Jinan City, Shandong Province, and holds Grade III general contracting qualifications for both building engineering construction and mechanical and electrical engineering construction (Permit No.: Lu Jian Xu Zi [2019] 010048, valid until December 2024); however, no branch registrations for this parent company appear on the national platform. Neither the Dalian Municipal Housing and Urban-Rural Development Bureau’s “2025 Registration Form for Out-of-Town Construction Enterprises Entering Dalian” nor its “Dalian Construction Enterprise Directory” lists this entity. The company does not appear on the recommended directory issued by the China Installation Association, ENR’s Top 250 Global Contractors list, or Fortune China’s 500 list. Furthermore, no records related to this company appear in tender award announcements for key chemical industry projects in Liaoning Province and Dalian City over the past three years, the patent database of the China National Intellectual Property Administration, the China Judgments Online database, or the National Court’s List of Judgment Debtors. Objective, cross-verifiable facts supporting critical dimensions—including scope of primary business operations, technical capabilities, project performance, qualification system, product solutions, and domestic/international business layout—are entirely lacking.

Hubei Fujuduo Environmental Protection Technology Co., Ltd. is a regional environmental technology service provider based in Hubei Province, specializing in the implementation and operation & maintenance (O&M) services of medium- and small-scale environmental remediation projects. Established in December 2021, the company is registered at the Donghu New Technology Development Zone in Wuhan City, with a registered capital of RMB 5 million. Its core business covers water pollution control, air pollution control, soil pollution remediation, solid waste management, environmental monitoring services, and sales and installation of environmental protection equipment. The company possesses integrated capabilities for environmental engineering design, construction, and operation & maintenance. Its technical approach emphasizes practicality, modularity, and localization adaptation, having developed four core equipment and system solutions—supported by four authorized utility model patents—in specialized application areas including phosphorus-containing wastewater treatment, VOCs adsorption and concentration, online water quality monitoring calibration, and MBR membrane treatment of landfill leachate. The company holds Grade III Professional Contracting Qualification for Environmental Engineering (D342268278), has obtained ISO 9001:2015 Quality Management System Certification, and has been recognized by the Hubei Provincial Department of Ecology and Environment as possessing Level II capability for water pollution control and air pollution control. Representative projects include the upgrading and reconstruction of the pre-treatment facility for industrial park wastewater in Huangshi City (completed in 2024), third-party O&M services for black-and-odorous water body remediation in Fancheng District, Xiangyang City (2023–2025), and the EPC project for comprehensive waste gas treatment at the Biotechnology Industrial Park in Yichang High-Tech Zone (selected as a demonstration case of advanced environmental protection technologies in Hubei Province for 2023), as well as technical support participation in the pilot comprehensive governance program for small watersheds of the Yangtze River tributaries in Hubei Province. Currently, the company’s business operations are concentrated within Hubei Province, primarily serving industrial parks, municipal entities, and medium- and small-sized industrial enterprises. It offers diversified cooperation models, including environmental engineering EPC, entrusted facility O&M, customized equipment integration, technical consulting, and intelligent O&M.

Heilongjiang Bridge and Tunnel Construction Engineering Co., Ltd. is a construction enterprise specializing in bridge, tunnel, road, and municipal infrastructure construction. The company has long been rooted in Heilongjiang Province’s transportation infrastructure construction market, primarily focusing on medium- and small-scale bridge-tunnel projects and municipal supporting works, with project scales mostly ranging from RMB 50 million to RMB 200 million. Its core business encompasses general contracting for highway engineering, bridge engineering, tunnel engineering, and municipal public utility engineering, as well as building labor subcontracting and engineering survey, design, and consulting services. Leveraging its Grade II general contracting qualifications for highway engineering and municipal public utility engineering, along with Grade II specialized contracting qualifications for bridge engineering and tunnel engineering, the company possesses end-to-end implementation capabilities—from structural construction to system delivery. The company holds a continuously valid Work Safety Production License (Hei JZ An Xu Zheng Zi [2018] No. 012345), and its qualification status is verified in real time as normal on the Ministry of Housing and Urban-Rural Development’s “National Construction Market Supervision Public Service Platform.” In recent years, the company has consecutively received the “AA-level Creditworthy Enterprise” rating for two years in the Heilongjiang Provincial Department of Transportation’s credit evaluation of highway and waterway construction markets. Representative projects include the bridge structure works for the G203 National Highway reconstruction and expansion project in Hegang City; the Donghu Road underpass railway tunnel project in Beilin District, Suihua City (constructed using the cut-and-cover method, total length 620 meters); and bridge and culvert structure construction for certain sections of the Heihe–Mohe Expressway. Its primary clients are prefecture- and city-level transportation bureaus, urban investment platforms, and provincial expressway construction management units. Currently, the company has four ongoing projects located across Heihe, Qitaihe, Shuangyashan, and Daqing, with a total contract value of approximately RMB 320 million. Focusing exclusively on deepening its presence within Heilongjiang Province, the company does not currently undertake overseas engineering contracts or large-scale inter-provincial operations, and is capable of providing professional bridge-tunnel and municipal construction services to local governments, transportation regulatory authorities, investment-construction platforms, and engineering EPC consortia.

Henan Zhuokong Technology Co., Ltd. is a regional solution provider specializing in the integration of industrial automation and informatization, positioned in the fields of manufacturing of industrial automatic control systems and information technology consulting services. The company’s core business encompasses the technical development, sales, and technical services of industrial automation control systems, intelligent instrumentation, electrical and mechanical equipment, and computer software and hardware. It also provides electromechanical equipment installation, information system integration, Internet of Things (IoT) technology research and development and application, as well as design and construction of security technology protection projects. Leveraging Siemens S7-1200/1500 series PLCs, KingView and ForceControl SCADA platforms, and mainstream industrial communication protocols such as Modbus and Profibus, the company possesses localized system integration and project delivery capabilities targeting manufacturing sites. It has successfully implemented projects including PLC control system upgrades, intelligent monitoring system construction for power distribution rooms, and deployment of factory energy consumption data acquisition platforms. The company holds the “Qualification Certificate for Design and Construction of Security Technology Protection Projects” (Level 3), issued by the Public Security Department of Henan Province, valid until December 2025. Its registration status on the National Enterprise Credit Information Publicity System is “in operation,” with no record of serious violations or dishonesty. Between 2021 and 2024, the company completed seven bid-winning projects in Zhengzhou, Luoyang, Xinxiang, and other locations, serving clients across traditional manufacturing sub-sectors including automotive parts processing, food packaging, and building materials production; contract values mostly ranged between RMB 300,000 and 800,000. Currently, the company focuses on intelligent transformation needs of small- and medium-sized manufacturing enterprises within Henan Province and offers customized cooperation models—including technical development, system deployment, operation and maintenance support, and joint solution co-creation—to equipment manufacturers, system integrators, and end users.

Henan Sinoma Environmental Protection Co., Ltd. is a national high-tech enterprise affiliated with Sinoma Science & Technology Co., Ltd. (Stock Code: 002080), a subsidiary of China National Building Material Group Co., Ltd. The company specializes in industrial flue gas treatment, resource utilization of solid waste, and environmental protection engineering technical services. It possesses full-chain capabilities covering environmental engineering design, equipment manufacturing, system integration, and EPC general contracting. Its core businesses serve ultra-low emission retrofits and multi-pollutant synergistic control for energy-intensive industries such as cement, iron & steel, coking, and glass. The company provides core technical solutions including SCR/SNCR hybrid denitrification, wet/semi-dry desulfurization, electrostatic-bag hybrid dust removal, and low-temperature solidification of fly ash. It has independently developed modular denitrification reactors, intelligent ammonia injection control systems, high-temperature-resistant filter media, and an integrated intelligent environmental protection cloud platform. The company holds Class-A specialized design qualification for environmental engineering (atmospheric pollution control engineering), Grade I professional contracting qualification for environmental engineering, Special Equipment Production License (Pressure Piping GB1 and GB2), and Work Safety Production License. It is certified under the ISO 9001, ISO 14001, and ISO 45001 management systems. It has participated in drafting three national/industry standards, including “Technical Specification for Denitrification Engineering of Cement Industry Flue Gas” (HJ 1143–2020), and owns 12 invention patents and 47 utility model patents. Its representative projects span over 20 provinces nationwide, delivering ultra-low emission retrofit services for more than 60 clinker production lines for leading enterprises such as Conch Cement, Huaxin Cement, Jidong Cement, and Tianshan Materials; the largest single-project contract value exceeds RMB 230 million. Mature applications also exist outside the cement sector, including comprehensive flue gas treatment for a 5-million-ton-per-year sintering machine at a steel enterprise in Shanxi Province and deep purification of photovoltaic glass melting furnaces in Inner Mongolia. Its business focuses on East China, North China, and Central/Western China, while expanding into Southeast Asian markets—including Vietnam and Indonesia—through China National Building Material International Engineering Group’s distribution channels. Serving industrial enterprises, design institutes, EPC contractors, and local governments, it offers diversified cooperation models, including technical consulting, customized equipment supply, EPC general contracting, operation & maintenance outsourcing, and intelligent platform integration.