Business scope includes licensed items: Import and export of goods; Technology import and export (for projects subject to approval according to law, business activities can only be carried out after the approval of the relevant departments, the specific business projects shall be subject to the approval results) General items: Ship repair; General equipment repair; Sales of pneumatic and power tools; Sales of generators and generator sets; Wire and cable management; Hardware products wholesale; Hardware products retail; Sales of wire rope and its products; Sales of electrical and mechanical equipment; Instrument sales; Sales of refrigeration and air-conditioning equipment; Bearing sales; Sales of labor protection products; Sales of bearings, gears and transmission components; Sales of household appliances; Fan, fan sales; Electrical equipment repair (except for items subject to approval according to law, independently carry out business activities according to law with business license)