Langfang Chengjin Anti corrosion Materials Co., Ltd. is registered in Zhangjinghe Village, Wangcun Town, Dacheng County, Langfang City, Hebei Province (1000 meters west of Langbo Road). The registration authority is the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative is Lu Jingyu. The business scope includes the manufacturing and sales of coatings (excluding hazardous chemicals), sealing components, and insulation and sound insulation materials; Sales of synthetic materials (excluding hazardous chemicals), sales of musical instrument parts, and sales of wood; Sales of building waterproofing membrane products, chemical products (excluding licensed chemical products), plastic products, high-performance sealing materials, insulation materials, anti-corrosion materials, technical glass products, and refractory materials; 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)