The registration address of yuen yuen yuen yuen fire material limited is liu zaitsu village, each of the townships, located in yangtao city, hebei province. The registration authority is the market supervision authority, which is represented by wang zaquin and operates on the basis of fire-resistant ceramics and other fire-resistant materials. Production and sale of fireproofing materials, manufacture and sale of synthetic materials (without hazardous chemicals), manufacture and sale of glass fibres and products, production and sale of fire resistant materials, sale of door and window manufacture and processing, sale of coatings (without hazardous chemicals), sale of insulation and soundproof materials, sale of seals, sale of asbestos products, sale of firefighting equipment, construction works. (projects subject to legal approval may not operate without the approval of the relevant department)