... ripple, the big ripple, heat insulation sandwich panel,steel tile, EPS sandwich panel, color steel sandwich panel,rock wool ... and 990mm Two: color steel tile(galvanized tile)1 wave tile:width range 760mm-950mm2 wall tile:width 900mmthickness of sandwich panel ... can establish a pleasure cooperation!yours sincerely David Xu International sales managerZibo Zhoucun Mingda Building Materials Co., LtdADD: ...