... .Zn40~120g/m2 SHANDONG BOXING HUIDE IRON & STEEL CO.,LTD. , a professional manufacture for hot-dip galvanized steel coil/sheet, Prepainted ... sheet, sandwich panel, C/Z section steel sincere 1993 with a great reputation. Has our own GI, PPGI, corrugated iron sheet ... force of the coating,as well as keeping the color fresh for a long period of time. it serves as the ideal ...