JoySteel 乐钢板业

  • GI: Galvanized Steel Coil
  • GL/ AZ: Galvalume/Aluzinc Steel Coil
  • PPGI/PPGL: Pre-Painted Galvanized/Galvalume Steel Coil (Color Coated)
  • PVDF/PE Coated Aluminum Coil
  • Aluminum Coil (Various Alloys)