General project: Sales of mechanical equipment; Sales of construction machinery; Sales of agricultural machinery; Sales of specialized equipment for plastic processing; Sales of metal products; Sales of communication equipment; Wholesale of automotive spare parts; Sales of daily necessities; Sales of daily necessities; Clothing and apparel retail; Sales of leather products; Needle textile sales; Sales of automotive decorative products; Toy sales; Sales of labor protection equipment; Sales of office supplies; Retail of hardware products; Sales of building decoration materials; Sales of packaging materials and products; Sales of plastic products; Sales of office equipment; Electronic product sales; Sales of household appliances; Sales of building materials; Conference and exhibition services; Retail of sports goods and equipment; Wholesale of protective equipment for medical staff; Sales of health food (pre packaged); Sales of specialized equipment for environmental protection; Sales of metal materials; Sales of rubber products; Sales of paper products; Sales agent; Manufacturing of metal materials; Manufacturing of metal chains and other metal products; Sales of electrical equipment; Sales of metal cutting machine tools; Sales of metal tools; Sales of mechanical parts and components; Retail of computer software, hardware, and auxiliary equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of mechanical and electrical equipment; CNC machine tool manufacturing; Software development; Automobile sales; Sales of arts and crafts and ceremonial supplies (excluding ivory and its products); Wholesale of electronic components; Sales of chemical products (excluding licensed chemical products); Computer system services; Socio economic consulting services; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law)