The registered address of Hebei Changxing Sealing and Insulation Materials Co., Ltd. is located in Shucheng, Hejian City The registration authority is the Market Supervision Administration of Hejian City, and the legal representative is Zhou Changxing. The business scope includes the production and sales of rubber sheets; Processing and sales of aluminum foil products and plastic tape; Sales of insulation materials, waterproof materials, sealing materials, and chemical products (excluding hazardous chemicals). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)