China National Building Material Group Corporation ï¼ï¿½CNBMï¼ï¿½is the largest building materials and equipment company in China. â�¢ No. 485 of Fortune Global 500. â�¢ No.85th of Chinese top 500 Enterprises â�¢ No. 5 in building material area all over the world. â�¢ Over 300 subordinate factories and companies â�¢ 2 public listed companies in Hong Kong â�¢ 6 public listed companies in China mainland â�¢ 20 public listed companies in which CNBM has a substantial percentage of shares. As the primary subsidiary company of CNBM Group, CNBM International Corporation has grown into a leading supplier in Prefabricated houses and WPC materials offer clients a variety of building materials, especially the new concept materials. we cooperated with Canadian, Norwegian experts and CBSRI, developed the advanced light steel structure system, collocated our vast building material resources.