Shanghai Dahao Nanomaterials & Thermal Spray Co., Ltd. (former Shanghai Thermal Spray Machinery Plant) was developed from Ruifa Spray & Electric Welding Machine Plant, an early professional thermal spray enterprise established in 1949 by Wu Jianchun, a senior engineer and thermal spray expert in early China. With half a century passed, we have opened the first page of Chinese thermal spray industry.



After over fifty years' development, our enterprise has accomplished significant progress in research on thermal spray equipment, and development and application of...