Our company puts emphasis on the management, the introduction of talented personnel, and the construction of staff building, trying hard to improve the quality and liability consciousness of staff members. Our company successfully attained IS9001 Certification and European CE Certification of Expansive Mortar Hs Code, 99.5% boric acid , Sodium Silico Fluoride , Silent Cracking Agent ,Yellow Flakes Magnesium Chloride . We invites you and your enterprise to thrive together with us and share a bright future in global market. The product will supply to all over the world, such as Europe, America, Australia,Swiss , Iran ,Guatemala , Brazil .The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.