Dalian Longsheng Metallurgical Equipment Manufacturing Co., Ltd was founded in 2014, total registered capital is 20 million RMB, we are a professional manufacturer of special welding and hot roller, covers an area of 20000 m2, has more than 100skilled employees,2 CWI international welding engineers, 1 TWI international welding inspection engineer, and 60 technician and QC inspector. Our management, technology, and production backbone are all from the original Dalian Huarui Heavy Industry Group. We are move first to industries like metallurgy, mechanical equipment, shipbuilding, ocean drilling, high rise buildings and metal structures.