Langfang Zhantong Thermal Insulation Materials Co., Ltd. is registered at Building 2, No. 3988 Tiedongbei Road, Tianmu Town, Beichen District, Tianjin. The registration authority is the Market Supervision Administration of Beichen District, Tianjin, and the legal representative is Cui Xiahui. The business scope includes general projects: manufacturing of thermal insulation and sound insulation materials; Sales of insulation and soundproofing materials; Production of fireproof sealing materials; Sales of fireproof sealing materials; Rubber product manufacturing; Sales of rubber products; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of plastic products; Sales of plastic products; Sales of synthetic materials; Sales of ecological environment materials; Sales of chemical products (excluding licensed chemical products); Sales of coatings (excluding hazardous chemicals); Sales of anti-corrosion materials. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project 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.)