General project: Manufacturing of specialized equipment (excluding licensed professional equipment manufacturing); General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of specialized equipment for environmental protection; Manufacturing of dust removal technology equipment; Sales of electronic specialized equipment; Research and development of new material technology; Manufacturing of medical packaging materials; Manufacturing of daily chemical products; Sales of personal hygiene products; Sales of daily chemical products; Sales of hygiene products and disposable medical supplies; Production of labor protection equipment; Sales of labor protection equipment; Sales of specialized equipment for environmental protection; Sales of ecological environment materials; Manufacturing of ecological environment materials; Environmental protection monitoring; Water pollution prevention and control services; Research and development of Internet of Things technology; Development of artificial intelligence application software; Software development; Software sales; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Professional design services; Industrial engineering design services; Engineering management services; Installation services for ordinary mechanical equipment; Labor services (excluding labor dispatch); Sales of mechanical equipment; Sales of chemical products (excluding licensed chemical products); Technology import and export; Import and export of goods; Import and export agency (except for licensed business, can independently operate projects that are not prohibited or restricted by laws and regulations) License project: Construction labor subcontracting; Construction project construction (for projects that require approval according to law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or permits of relevant departments)