... and 7 magnitude earthquakeAll the wall panel, ceiling, door, floor, railing are a;FGC material.MGO Board is a kind of Magnesium oxide ... its filler,which compounded with the above three kindsof materials under the non water-in process, It is a kind of new green ... special process, strictly according to the requirementsof GB8624-1997 and JC688-1998 standard. It is a kind of excellent board forbuilding; ...