Langfang Dahao Fireproof Materials Co., Ltd. is registered in Dingzhuang Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province. The registration authority is the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative is Zhang Zhong'an. The business scope includes general projects: production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Production of refractory materials; Sales of refractory materials; Manufacturing of ecological environment materials; Sales of ecological environment materials; Paint manufacturing (excluding hazardous chemicals); Sales of coatings (excluding hazardous chemicals); Rubber product manufacturing; Sales of rubber products; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Manufacturing of sealing fillers; Sales of sealing fillers; Sales of chemical products (excluding licensed chemical products); Sales of building decoration materials; Sales of insulation materials; Sales of fiberglass and related products; Sales of mechanical equipment; Sales of mechanical parts and components; Sales of specialized equipment for environmental protection; Import and export of goods; Technology import and export; Water pollution prevention and control services; Construction of landscaping and greening projects; Construction of earthwork engineering; Installation services for ordinary mechanical equipment. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law) Licensed project: construction project construction; Professional operations for river dredging construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.)