[ Corporate Headquarters ] Kaiyuan construction Machinery (China) Co., Ltd. Address：No. 238, Tianbao Avenue, Tianjin Port Free Trade Zone Tel：400-635-1288

[ Branch Office ] Kaiyuan construction Machinery (China) Co., Ltd. Beijing Branch Address：19/F, Ruichen International Center, No. 13, South Nongguanguan Road, Chaoyang District, Beijing Tel：400-635-1288

[ Subsidiary ] Kaiyuan construction Machinery (Hebei) Co., Ltd. Address：No. 12, Xinyuan East Road, Langfang Economic and Technological Development Zone, Hebei Tel：400-635-1288

[ Subsidiary ] Kaiyuan construction Machinery (Shandong) Co., Ltd. Address：Southwest corner of Tianjia Industrial Park, East Neighborhood Office, High tech Zone, Jinan, Shandong Tel：400-635-1288