Langfang Hongdong Environmental Protection Technology Co., Ltd. is registered in Luguxian Village, Zangtun 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 Xu Peipei. The business scope includes environmental protection technology promotion services; Manufacturing and sales of coatings (excluding hazardous chemicals), sealing fillers (excluding hazardous chemicals), lightweight building materials, insulation and sound insulation materials; Sales of high-performance fibers and composite materials, anti-corrosion materials, insulation materials, building materials, and chemical products (excluding licensed chemical products); Construction project construction, specialized construction operations. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)