A)Aluminum coil from ALCOA Shanghai, China.B) COATING- KYNAR500 PVDF(>70%), BECKER INDUSTRIAL COATINGSC) Core: Fire resistant polyethylene (B1 grade; A1 grade);Top Grade black polyethylene(recycled);D)High molecular adhesive film: USA DuPont1, Standard Size(WxL): 1220mmx2440mm, 1250mmx3360mm2, Sp......