加工销售：铝箔贴面、橡塑制品、玻璃棉制品、岩棉制品、聚氨酯制品、环氧玻璃鳞片胶泥、乙烯基玻璃鳞片胶泥;销售：酚醛制品、密封材料、防水材料、硅酸镁制品、Aluminum silicate products, anticorrosive coatings; insulation nails, grid cloth, etc.: The construction of insulation engineering, waterproof engineering.(The projects that must be approved according to law shall be carried out after approval by relevant departments before operating activities)