The main steel;. A514GrF / Q, WH70Q, WQ590D, WH80Q, Q690D, WQ690D, WQ700D, S690Q, WH100Q, WQ890D main purpose manufacturing plant, general construction and all kinds of construction machinery, such as mining and construction of various projects with the rig, shovels, mining vehicles, excavators, loaders, bulldozers, various types of cranes, coal hydraulic support, and other mechanical equipment and other structures. Source website: http: //www.jrsteel.cn/ Jinrong Wugang City Steel Co., Ltd.