Yanggu Haoquan was established in 2004 and is an engineering tool production and export enterprise integrating scientific research, design, production and operation. Specializing in the production of engineering tools for large-scale engineering machinery such as rotary drilling rigs, diaphragm wall milling groove machines, rotary drilling rigs, shield machines, cutting picks of coal shearers, cutting picks of roadheaders, and tunnel engineering teeth, the products are widely used in urban construction, subways, high-speed railways, water conservancy, mining and other fields. Haoquan is a supplier of domestic large-scale engineering equipment manufacturing groups such as Sany Heavy Machinery, XCMG Group, Zoomlion, and Sunward Intelligent. The products are exported to more than 50 countries and regions such as Japan, the United States, Australia, Southeast Asia, and the Middle East, and is a global engineering tool supplier.