Magnesium Oxide Board, MGO Board, Fireproof Board manufacturer / supplier in China, offering Chloride-Free Fireproof ASTM-E84 Magnesium Oxide Sulfate Board MGO Board Mold-Resistant Sheathing Panel, Prefinished Perforated Cement Panel Color-Through Fade Resistant for Architectural Rainscreen Systems, Flat Pack Container House Easy to Assemble Transport for Backyard Vacation/Guest Room and so on.