General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; Research and development of new material technology; Wholesale of hardware products; Wholesale of automotive spare parts; Sales of pneumatic power machinery and components; Sales of hydraulic power machinery and components; Sales of chemical products (excluding licensed chemical products); Sales of bearings, gears, and transmission components; Sales of mechanical and electrical equipment; Sales of electrical equipment; Sales of power facilities and equipment; Wholesale of electronic components; Sales of livestock machinery; Sales of specialized machinery for tunnel construction; Sales of washing machinery; Sales of gas compression machinery; Sales of wood and bamboo processing machinery; Sales of fishing machinery; Sales of forestry and bamboo harvesting machinery; Sales of agricultural machinery; Sales of casting machinery; Sales of construction machinery; Sales of cotton processing machinery; Sales of mining machinery; Sales of sewing machinery; Sales of doors and windows; Import and export agency; Import and export of goods; Technology import and export