Wenzhou Guyi Building Materials Trading Co., Ltd. Specializes in the sales of building materials; Wood sales; Wholesale of hardware products; Retail of hardware products; Sales of labor protection equipment; Sales of office supplies; Operation of wires and cables; Sales of daily necessities; Sales of metal materials; Sales of non-metallic minerals and products; Sales of chemical products (excluding licensed chemical products); Sales of instruments and meters; Sales of amusement and entertainment products; Sales of electronic specialized equipment; Sales of mechanical equipment; Sales of mechanical parts and components; Sales of lighting fixtures; Sales of security equipment; Sales of firefighting equipment; Sales of rubber products;