Langfang Sanshang Environmental Protection Technology Co., Ltd. is registered in Daluo Village, Dashangtun 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 Zhang Mingming. Its business scope includes environmental protection technology promotion services, coating manufacturing and sales (excluding hazardous chemicals), ecological environment material manufacturing and sales (excluding hazardous chemicals), thermal insulation and sound insulation material manufacturing and sales, anti-corrosion material sales, thermal insulation material sales, fireproof sealing material sales, chemical product sales (excluding licensed projects), and construction projects.. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)