The registration address of hebei bayan chemical technology co. Ltd. Is located in unit 2701, building 2, no. 3 of winning south avenue, 126 winning south bridge, hebei province. The registration authority is the market supervision authority of the west district of bridge, represented by a legal person, lihui wei, and operates in the field of engineering and technological research and experimental development. Research and development, technical advice, technology transfer of chemical products (except for hazardous chemicals and those subject to specific approval); sale of chemical products and raw materials (except for hazardous chemicals and those subject to specific approval), electronics, construction materials, needle textiles, cosmetics, daily department stores, office equipment, stationery and hardware products. (projects subject to legal approval may not operate without the approval of the relevant department)