Research, development, design, production and sales of electronic products; technical development and technical services of computer software and hardware; sales of automotive electronic products and accessories; self-operated and agent import and export of various commodities and technologies; sales of outdoor products, hardware products, knives (excluding controlled knives), metal products, craft gifts, clocks, instruments, office supplies, labor protection supplies, daily necessities, clothing, lubricants, and automotive accessories; investment in commercial activities; commercial management consulting. Sales of pipeline valves, steel, and motors; processing and sales of automotive accessories; manufacturing, processing, and sales of vehicle bodies. Licensed items: Food operation. General items: Advertising design and agency; sales of household appliances; sales of furniture; sales of lighting fixtures; sales of building materials; sales of metal materials; sales of electrical machinery and equipment; manufacturing of fasteners; manufacturing of doors and windows; manufacturing of hardware products; road cargo transportation of ordinary freight vehicles with a total mass of 4.5 tons and below (excluding online freight and dangerous goods); sales of anti-corrosion materials; sales of insulation materials; sales of new catalytic materials and auxiliaries; sales of non-metallic mineral products; sales of metal ores; sales of specialized equipment for oil drilling; manufacturing of cement products; sales of cement products; sales of chemical products (excluding licensed chemical products); sales of specialized chemical products (excluding hazardous chemicals); sales agency; manufacturing of containers; sales of containers; manufacturing of metal structures; sales of metal structures; research and development of new material technologies; manufacturing of high-performance fibers and composite materials; sales of high-performance fibers and composite materials; sales of food (only pre-packaged food).