01.jpgQingdao Haokun Heavy Machinery Technology Co., Ltd is a company that incorporates design, manufacturing and completion of equipment for metallurgy, steel rolling, mining and environmental protection. The main products include Straight Seam Welding Pipe Mill (or ERW), Spiral Welding Pipe Mill, Longitudinal Shearing Production Line, Edge Milling Machine and other auxiliary equipment, such as Hydrostatic Testing Machine and Pipe Ends Beveling Machine.