General project: Sales of bearings, gears, and transmission components; Bearing sales; Sales of high-speed precision heavy-duty bearings; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Software development; Sales of high-speed rail equipment and accessories; Wholesale of automotive spare parts; Retail of automotive spare parts; Sales of lubricating oil; Sales of specialized chemical products (excluding hazardous chemicals); Scale sales; Wholesale of clothing and apparel; Clothing and apparel retail; Import and export of goods; Technology import and export; Import and export agency; Sales of lighting fixtures; Sales of solar thermal power generation equipment; Sales of mechanical and electrical equipment; Retail of hardware products; Wholesale of hardware products; Sales of electrical equipment; Sales of mechanical equipment; Sales of metal forming machine tools (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law)