Our company is specialized in 52%-66% brucite magnesium oxide(MgOH2),80%-97% caustic calcined magnesite(MgO), dolomite, DBM (fused magnesite) magnesium sulfate (MgSO4, MgSO4.H2O, MgSO4.7H2O), pebble stone/cobble stone. Our company Established in 1989 and owns 7 mines,located in Dandong, Liaoning provice, which possesses about two-fifths of the total reserves of brucite in China; 30 years professional manufacturing, more than 20 years export experience, more than 70 million tonsâ?? annual output per year, weekly export to Europe, America, Korea& Japan and other countries, Annual sales exceed 200 million.