China National Building Materials and Equipment Imp& Exp Corp was established in 1985.With the development of mothen than 20 years,CNBM international is listed among the top 500 enterprises of international trade companies.It has established wide relationships with customers from more than 100 countries around the world. Products are exported to five continets.Its business scope mainly covers building materials and machinery.international trade of non-metallic minerals,equipment.contracting,research and development,and e-business.