คอยล์เหล็กชุบสังกะสีแบบจุ่มร้อนม้วนโลหะ Z275 GI สังกะสีเคลือบ Dx51สังกะสี Dx51เหล็กชุบสังกะสี

This is an Arab factory construction procurement project, with the purchaser being a construction company responsible for building and ventilation construction Our company mainly purchases galvanized steel coils for manufacturing ventilation ducts and flanges, galvanized color coated coils and corrugated boards for building roofs. This is a long-term cooperative customer of our company