Shandong Daong Mechanical Technoogy Co., located in BOshan District.Zibo City.Shandong Province.afamous city with long history and beautiful scenery. In the crushing screening equipment manufacture industry of Shandong Province,it is a large-scale professional production enterprise with advanced technology.The company&＃39;s main products include heavy-duty hydraulic gyratory type,Simmons cone type, single-cylinder hydraulic cone type.muli-cylinder hydraulic cone type,jaw type,hammer type ,hammer type,reaction type,double roller type and other series of crushers,and various sand making machines,feeding machines,vibrating screen classifiers and othercomplete sets of mine mechanical equipment.By means of joint R&D with China University of Mining & technology,the products have been upgraded continuously and have occupied the main domestic market