... ripple, the big ripple, heat insulation sandwich panel,steel tile, EPS sandwich panel, color steel sandwich panel,rock wool sandwich panel ... V990 and so on each kind of model pressure section tile and the light quality, the colored coating steel plate, ... 970mm and 990mm Two: color steel tile(galvanized tile)1 wave tile:width range 760mm-950mm2 wall tile:width 900mmthickness of sandwich panel 40mm ...