Energy-saving technology promotion and services; manufacturing and sales of i...
Energy-saving technology promotion and services; manufacturing and sales of thermal insulation and soundproofing materials, building waterproofing membrane products, lightweight building materials, cellulose fiber raw materials and fibers, graphite and carbon products, plastic products, sealing components, and cement products; sales of thermal insulation materials, building materials, corrosion-resistant materials, metals, and chemical products (excluding licensed chemical products); construction engineering services.
Energy-saving technology promotion and services; manufacturing and sales of insulation and soundproofing materials, building waterproof membrane products, lightweight building materials, cellulose fiber raw materials and fibers, graphite and carbon products, plastic products, sealing components, and cement products; sales of thermal insulation materials, building materials, corrosion-resistant materials, and metal materials.
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