Our company's business scope: Sales of building materials: Sales of lightweight building materials: Sales of building decoration materials: Sales of building metal accessories: Sales of construction machinery: Sales of building steel reinforcement products: Sales of sealing fillers; Sales of metal materials: Sales of valves and cocks: Sales of refractory materials; Sales of high-performance non-ferrous metals and alloy materials: Sales of wood; Sales of electronic components and electromechanical components equipment; Sales of insulation materials; Sales of coatings (excluding hazardous chemicals); Sales of power facilities and equipment; Sales of labor protection products: Sales of mechanical equipment: Sales of chemical products (excluding licensed chemical products): Sales of lighting fixtures; Sales of daily glass products; Sales of daily necessities: Wholesale of hardware products; Retail of hardware products; Sales of electrical equipment; Import and export of goods.