Chongqing Sanming Heavy Industry Co., Ltd. was founded in 1994, formerly known as Wanxian Wuqiao Machinery Factory, subordinate to Chongqing Longjian Industrial Group, with a registered capital of 100 million RMB, is a collection of scientific research, production, sales, service as one of the comprehensive mining machinery and equipment manufacturing enterprises. After 30 years of precipitation, based on the southwest, radiation, products are exported to Southeast Asia, the Middle East, Africa, Europe, Latin America, Australia, more than 50 countries and regions at home and abroad.

The company has obtained more than 100 national patents, has more than 200 sets of industrial chain production and processing equipment and advanced testing equipment, equipped with technology research and development center test platform, sand and gravel industry secondary laboratory. The company has passed ISO9001, ISO14001, ISO45001, CE, TUV, EAC, GOST,etc. Key Industrial Enterprise, Specialized and Specialized New Enterprise, Chongqing Enterprise Technology Center, National High-tech Enterprise, Vice President Unit of Chongqing Aggregate Association, Executive Director of CAA.

Business covers mining machinery technology research and development, production and sales, equipment installation, after-sales training, spare parts casting, conveyor belt production and erection, sand and gravel aggregate production line, EPC project general contracting and other business services, the products are widely used in mining, building materials, highway and railroad, bridges, coal, metallurgy, chemical industry and other industry sectors, thousands of large-scale sand and gravel aggregate production line has become the local benchmark project at home and abroad.