ROCKMAX is a technical manufacturer, engage in researching and applying Magnesium oxide cement technology in different region. We started to produce 2nd generation chloride free mgo since from 2012. Our laboratory provide chloride free technical support for over 10 mgo board factories in China. We are able got rid of chloride ion by new technology and provide 20 years warranty "no steel corrosion and no moisture regain" for final user. Now we focus on manufacturing structral use fireproof board for oversea SIP producer. We are good at analysis and evaluate various raw materials,upgrade production process,final product durability assessment.We have comprehensive standard documents and familiar with testing procedure of GB / EN / ASTM / ISO standard, we can provide accordingly test report for each shipment.Our aim is build up a open technical platform for global fireproof board buyer and manufacturer. We devoted ourselves to supplying the first class product and service to worldwide customers.Pls check our website and you will know the different between us and others. https://www.rockmaxboard.com/