We are a professional company which specilizing in manufacturing magnesium fireproof board. Magnesium Plain Board (usually called magnesium oxide board) is combined system of MgO, MgCL2 and H2O alkali agent. We have been in this line for 7 years.Our products have been sold to Russia,Korea, Taiwan,Southeast Asian countries, Saudi Arab,France,U.S.A, Thailand,ETC