Verified Building Installation Manufacturers (2026)

Licensed projects: All kinds of engineering construction projects; Import and export of goods (subject to approval by relevant authorities, and subject to business license). General projects: Sales of machinery equipment; Sales of molds; Sales of metal products; Wholesale and retail of metal products; Sales of electrical wires and cables; Sales of special equipment; Sales of building materials; Sales of metal structures; Sales of air and liquid separation and purification equipment; Sales of pneumatic machinery and components; Sales of environmental protection equipment; Sales of oil drilling and extraction equipment; Sales of mining machinery; Sales of building hardware; Sales of heat-resistant materials; Technical services; Technical development; Technical consulting; Technical communication; Technical transfer; Technical promotion; Professional design services; Sales of daily use masks (non-medical); Wholesale and retail of medical protective products; Sales of medical protective products; Sales of disinfection agents (excluding hazardous chemicals).

Licensed items: installation, maintenance, and testing of power transmission, power supply, and power receiving facilities; power generation business, power transmission business, power supply (distribution) business; construction engineering; construction engineering (excluding nuclear power plant construction and operation and civil airport construction); subcontracting of construction labor services (projects subject to approval in accordance with the law may only be carried out after approval by the relevant authorities; specific business items shall be subject to the approval results). General items: manufacturing of power transmission, distribution, and control equipment; manufacturing of distribution switch control equipment; manufacturing of transformers, rectifiers, and inductors; manufacturing of new energy prime mover equipment; manufacturing of photovoltaic equipment and components; manufacturing of electrical signaling equipment and devices; sales of electrical equipment; sales of intelligent power transmission, distribution, and control equipment; sales of solar thermal power generation products; sales of solar thermal power generation equipment; sales of wind farm-related equipment; R&D of complete nuclear power equipment and engineering technology; R&D of motors and their control systems; sales of offshore wind power-related equipment; sales of battery swapping facilities for new energy vehicles; sales of charging piles; sales of offshore wind turbine generator sets; R&D of intelligent robots; labor services (excluding labor dispatch); cloud platform-based business outsourcing services; operation of electric vehicle charging infrastructure; sales of distribution switch control equipment; R&D of distribution switch control equipment; R&D of online energy metering technology; R&D of high-efficiency energy-saving technologies in the power industry; R&D of emerging energy technologies; engineering and technical research and experimental development; artificial intelligence innovation and entrepreneurship service platform; network technology services; Internet of Things technology services; cloud computing equipment technology services; digital technology services; technical services, technology development, technical consulting, technical exchange, technology transfer, and technology promotion; engineering technical services (excluding planning management, survey, design, and supervision); power generation technical services; energy storage technical services; services related to agricultural production and operations, including technology, information, and facility construction and operation; industrial Internet data services; manufacturing of industrial automatic control system devices; manufacturing of intelligent basic manufacturing equipment; manufacturing of servo control mechanisms; manufacturing of intelligent instruments and meters; sales of electrical instruments and meters; manufacturing of instruments and meters; sales of instruments and meters; manufacturing of electrical instruments and meters; sales of firefighting equipment; retail of computer software, hardware, and auxiliary equipment; leasing services (excluding licensed leasing services); non-residential real estate leasing; leasing of computer and communication equipment; maintenance of electronic and mechanical equipment (excluding special equipment); professional cleaning, washing, and disinfection services (except for projects subject to approval in accordance with the law, business activities may be independently carried out with the business license).

Licensed items: construction project contracting; subcontracting of construction labor services; operation of hazardous chemicals; food sales; design of building intelligent systems; installation, maintenance, and testing of power transmission, power supply, and power receiving facilities (for projects subject to approval according to law, business activities may only be carried out after approval by the relevant departments; specific business items shall be subject to the approval results). General items: import and export of goods; import and export of technology; import and export agency; sales of photovoltaic equipment and components; sales of electronic products; sales of communication equipment; sales of daily necessities; retail of medical masks; wholesale of medical masks; sales of Class II medical devices; retail of protective equipment for medical personnel; wholesale of protective equipment for medical personnel; sales of Class I medical devices; software development; leasing of non-residential real estate; sales of non-ferrous metal alloys; sales of metal materials; economic and trade consulting; enterprise management consulting; packaging services; technical services, technology development, technical consulting, technical exchange, technology transfer, and technology promotion; general cargo warehousing services (excluding hazardous chemicals and other items requiring licensing approval); contract energy management; sales of specialty chemical products (excluding hazardous chemicals); sales of new automobiles; wholesale of auto parts; retail of auto parts; wholesale of cosmetics; retail of cosmetics; wholesale of textiles, clothing, and household goods; sales of knitted textiles and raw materials; sales of petroleum products (excluding hazardous chemicals); sales of lubricating oil; sales of chemical products (excluding licensed chemical products); sales of synthetic materials; R&D of new materials technology; sales of building materials; sales of technical glass products; sales of plastic products; sales of rubber products...

General items: Manufacturing of lighting fixtures; sales of lighting fixtures; sales of lamps; sales of electrical equipment; manufacturing of mechanical and electrical equipment; sales of mechanical and electrical equipment; energy-saving management services; research and development of new material technologies; manufacturing of photovoltaic equipment and components; sales of photovoltaic equipment and components; solar power generation technical services; sales of Class II medical devices; import and export of goods; manufacturing of electrical signaling equipment and devices; sales of electrical signaling equipment and devices; landscaping project construction; urban greening management; sales of signs for traffic and public administration; manufacturing and processing of doors and windows; sales of doors and windows; leasing of machinery and equipment; operation of wires and cables; sales of optical cables; manufacturing of power transmission and distribution monitoring and control equipment; manufacturing of power distribution switch control equipment; sales of electric power facility equipment; sales of power distribution switch control equipment; energy storage technical services; sales of rare-earth functional materials; sales of battery spare parts; battery manufacturing. (Except for projects that require approval according to law, business activities may be carried out independently with a business license in accordance with the law.) Licensed items: Construction labor subcontracting; electrical installation services; construction engineering works; construction engineering design; design of building intelligent systems. (Projects that require approval according to law may only be carried out after approval by relevant departments; specific business items are subject to the approval documents or permits issued by relevant departments.)

Overseas contracted projects; sales of building decoration materials; container sales; metal structure sales; metal material manufacturing; manufacturing of metal fittings for construction; container manufacturing; metal structure manufacturing; manufacturing of architectural decoration, plumbing pipe parts, and other metal products for construction; door and window manufacturing and processing; import and export of goods; construction of metal door and window projects; technology import and export; landscaping engineering construction; sales of electrical equipment; wholesale of sporting goods and equipment; sales of cement products; sales of labor protection supplies; sales of household goods; flooring sales; door and window sales; special equipment sales; metal product sales; building material sales; engineering technical services (excluding planning management, survey, design, and supervision); container leasing services; construction of building intelligentization projects; electrical installation services; residential interior decoration and renovation; special equipment manufacturing; general contracting of housing construction and municipal infrastructure projects; subcontracting of construction labor services; construction of fire protection facility projects; special equipment design; construction engineering design;