Founded in 1958, Nantong Wanda Boiler Co., Ltd. is now an enterprise under China Building Materials Group Co., Ltd. and the controlling shareholder is Sinoma energy conservation Co., Ltd. (listed on the main board 603126), which is mainly engaged in the R & D, production, sales and service of boilers, pressure vessels and energy-saving and environmental protection equipment. The company is committed to building a "high reputation enterprise with distinctive characteristics in the field of energy conservation and environmental protection", focusing on providing environmental protection equipment design, manufacturing and engineering services for power generation, industrial steam, heating, energy conservation and emission reduction, environmental governance and other industries and fields, establishing strategic partnership with well-known enterprises in the field of domestic solid waste disposal and utilization, and becoming a well-known brand and benchmark enterprise in the industry.