Jiangmen Zhongjian Technology Exploitation Co.LTD is a company that is engaged in developing and producing waterproof materials, new building materials, special cements etc . The company always insists in the develop principle “Technology to be innovated Production to be practical”. Besides developing its technology advantage , it also operated with the related research organizations and universities, succeed in exploiting series of Zhongjian inorganic waterproof materials, high efficient concrete agents grout materials, Dom and special cements. And all these products are green building materials with high quality. They are widely used in basement tunnel, subway, bridge, highway, dam, large building and high building, such as the tunnel in Beijing-Kowloon railway, the subway of Guangzhou, Zhuhai plain station, the tunnel in Nankun railway,the highway from Foushan to Kaiping, etc. And get high appraisal due to the high quality and the good service .