It owns some or all shares of Shantui Construction Machinery Co., Ltd., Shandong Gong Lin Construction Machinery Co., Ltd., Taian Lifting Machinery Factory, Shandong Zhong You Construction Machinery Co., Ltd., Taian Dongyue Oil Cylinder Co., Ltd., Yantai Construction Machinery Factory, Shandong Shantui Machinery Co., Ltd., Dezhou Tongli Industrial Co., Ltd. and Shandong Heze Gear Co., Ltd., among which Shantui is a listed company.