General projects: Technology import and export; Import and export of goods; Import and export agency; New material technology promotion services; Technical services, technology development, technical consultation, technical exchange, technology transfer, technology promotion; Sales of high-performance fibers and composite materials; Sales of chemical products (excluding licensed chemical products); Sales of rubber products; Sales of lightweight building materials; Operation of wires and cables; Sales of building materials; Sales of ecological environmental materials; Sales of synthetic materials; Sales of building waterproof roll materials; Sales of metal products; Sales of machinery for construction projects; Sales of mechanical equipment; Sales of electrical accessories; Sales of electronic products; Sales of glass fiber reinforced plastic products; Sales of plastic products.

Except for projects that must be approved according to law, you can carry out business activities independently with a business license. Licensed projects: Customs supervision of goods storage services (excluding dangerous chemicals and dangerous goods). (For projects that must be approved according to law, you can carry out business activities after being approved by the relevant departments. The specific business projects shall be subject to the approval documents or licenses of the relevant departments. )