... Shanghai Sangshan Machine Co., Ltd's Partners----shandong star steel sheet co,.ltdwe can offer PPGI ,PPGL AND GI( ... outdoor applications: Roof ,the roof structure, Balcony panels, water downpipe bay windows, window frames, doors, garage doors, shutter doors, kiosks, ... , container, high walls, etc.production name : color coated steel coil /prepainted steel coilSteel grade :SGCC or DX51D Thickness:0.15-0 ...