Verified Metal Surface Treatment and Heat Treatment Processing Manufacturers (2026)

Production and sale of color-coated aluminum sheets, color-coated steel sheets and their extended products, food packaging materials, PE coatings, exterior wall insulation materials, bonding mortar and other new architectural decoration materials; installation of architectural decoration materials sold by the enterprise; engaging in the export business of the enterprise's self-produced products and technologies and the import business of machinery and equipment, spare parts, raw and auxiliary materials and technologies required by the enterprise; general import and export trade, except for commodities and technologies whose operation is restricted by the state or whose import and export is prohibited. (For projects subject to approval according to law, business activities may be carried out only after approval by the relevant departments.)