The registered address of Langfang Liqin New Materials Co., Ltd. is located in Liwangzhibao 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 Li Shuangyu. The business scope includes general projects: manufacturing of thermal insulation and sound insulation materials; Sales of insulation and soundproofing materials; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of sealing fillers; Sales of sealing fillers; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Production of refractory materials; Sales of refractory materials; Manufacturing of ecological environment materials; Sales of ecological environment materials; Sales of building materials; Sales of coatings (excluding hazardous chemicals); Sales of anti-corrosion materials; Sales of petroleum products (excluding hazardous chemicals); Sales of synthetic materials; Sales of chemical products (excluding licensed chemical products); Sales of mechanical equipment; Sales of insulation materials; Operation of wires and cables; Wholesale of hardware products; Retail of hardware products; Mechanical parts and component processing; Sales of mechanical parts and components; Sales of metal materials. (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. (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.)