HEBEI OPTIMUM CONSTRUCTION MATERIALS (GROUP) CO., LTD specializes in the production and international sale of various fireproof wall, ceiling, seals etc., founded in 1990 as a construction materials producing company, now it grows internationally and has established an own specialist export companySHIJIAZHAUNG MAINLAND IMPORT&EXPORT CO., LTD, in HEBEI province capital city SHIJIAZHAUNG city. In a short period of time and with support of our regular customers, HEBEI OPTIMUM CONSTRUCTION MATERIALS (GROUP) CO., LTD has become well known and reliable manufacturer of construction materials supply and now have partners all over the world: Russia, Iran, India, Bakistan, Australia, New Zealand, South East Asia countries, and etc.