“Manufacturing of furnaces, kilns, and electric furnaces; manufacturing of specialized equipment for water resources; manufacturing of photovoltaic equipment and components; manufacturing of metal structures; manufacturing of generators and generator sets; manufacturing of motors; manufacturing of marine energy generator sets; manufacturing of new energy original power equipment; manufacturing of water quality pollutant monitoring and testing instruments; manufacturing of environmental protection specialized equipment; manufacturing of domestic waste treatment equipment; manufacturing of metal materials; manufacturing of basic chemical raw materials (excluding hazardous chemicals and other licensed chemicals); manufacturing of synthetic materials (excluding hazardous chemicals); manufacturing of specialized chemical products (excluding hazardous chemicals); sales of furnaces, kilns, and electric furnaces; sales of metal structures; sales of photovoltaic equipment and components; leasing of photovoltaic power generation equipment; sales of generators and generator sets; sales of marine energy generator sets; sales of new energy original power equipment; sales of water quality pollutant monitoring and testing instruments; sales of environmental protection specialized equipment; sales of domestic waste treatment equipment; sales of special equipment; research and development of nuclear power equipment and engineering technology; installation services for general mechanical equipment; sales of mechanical equipment; leasing of mechanical equipment; research and development of mechanical equipment; maintenance of electronic and mechanical equipment (excluding special equipment); information technology consulting services; technical services, technical development, technical consulting, technical exchange, technical transfer, and technical promotion; sales of electrical accessories; sales of refractory materials; sales of industrial automatic control system devices; sales of valves and cocks; information consulting services (excluding licensed information consulting services); leasing services (excluding licensed leasing services); biomass energy technical services; biomass energy resource database information system platform; power generation technical services; research and development of biomass liquid fuel production processes; research and development of waste heat power generation key technologies; solar power generation technical services; sales of solar thermal power generation equipment; sales of solar thermal power generation products; wind power generation technical services; sales of offshore wind turbine generator sets; sales of onshore wind turbine generator sets; sales of wind turbine generators and parts; repair of general equipment; repair of electrical equipment; research and development of waste heat, waste pressure, and waste gas utilization technologies; solid waste treatment; processing of non-metallic waste and scraps; sewage treatment and reuse; foreign contracting projects; earth and stone engineering construction; labor services (excluding labor dispatch); construction machinery and equipment leasing; import and export of goods; import and export of technology; domestic trade agency; sales of metal materials; smelting of common non-ferrous metals; rolling and processing of non-ferrous metals; sales of non-ferrous metal alloys; research and development of new materials; sales of communication equipment; road freight transport for vehicles with a total mass of 4.5 tons or less (excluding network freight and dangerous goods); storage equipment leasing services; non-residential real estate leasing; environmental protection consulting services; food sales (pre-packaged food only); food internet sales (pre-packaged food only). Permitted items: special equipment manufacturing; special equipment design; installation, modification, and repair of special equipment; construction engineering construction; electrical installation services; construction labor subcontracting; food production; food sales.”,