... , majorairports, major sports venues, pre-heatsandwith panel and so on. Used in construction of the outdoor roof, roof, ... doors, kiosks, shutters, guard partitions, door frames, light steel structure house, sliding doors, sceiling, bathrooms, interior elevator lobby ... retailer booth, roller shutter door Inside: door, doorcase, light steel roof structure, folding screen, ceiling, elecator, stairway, vent ...