Langfang Miaoju Energy saving Technology Co., Ltd. is registered in Tongzhuangzi Village, Guang'an 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 Tong Youai. The business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Sales of coatings (excluding hazardous chemicals); Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Manufacturing of ecological environment materials; Sales of ecological environment materials; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Rubber product manufacturing; Sales of rubber products; Sales of metal products; Sales of plastic products; Sales of anti-corrosion materials; Sales of chemical products (excluding licensed chemical products); Sales of insulation materials; Sales of mechanical equipment; Manufacturing of sealing fillers; Sales of sealing fillers; Sealing component manufacturing; Seal sales. (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; Construction labor subcontracting; Professional construction work. (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.)