... /corrugated sheet/metal roofing,ETC Name:prime roof tile/roofing sheet/corrugated sheet/metal roofingBase material:PPGI, ... ConstructionOutsideWorkshop, agricultural warehouse, residential precast unit, corrugated roof, roller shutter door, rainwater drainage pipe, retailer boothInsideDoor, doorcase, ... )ISO CERTIFICATE5)PPGI PRODUCE PROCESS prime roof tile/roofing sheet/corrugated sheet/metal roofing