Zhengwen Landscaping Tourism Co., Ltd. 86-0971-8269019
Qinghai Zhongyou Gas Technology Development Co., Ltd.-0971-8145983
Shenyang Tianye Conveying Equipment Manufacturing Co., Ltd. Company 86-24-25929542 86-24-25891840
Golmud Longsheng Co., Ltd. 86-0979-8486360 86-0979-8486360
Qinghai Huading Industrial Co., Ltd. Gear Box Branch-0971-6250352
Qinghai Automobile Modification Co., Ltd.-0971-6250176
Xining Petroleum Machinery Factory 86-0971-8175191 --8175191
Xining Jinlida Engineering Machinery Co., Ltd. 86-0971-8171772 86-0971-8125220
Qinghai Tianzheng Economic and Trade Co., Ltd.-0971-6312434
Qinghai Dahu Silicon Carbide Co., Ltd. 86- 971-8140311 86-971-8140311
Golmud Water Company-0979-413821
Shenyang Great Wall Cable Factory 86-024-25913479 86-024-25913479
Qinghai Lixin Co., Ltd. 86-0971-13519783495
Golmud Baohai Industry and Trade Co., Ltd. 86-0979-8461549 8451560 8450864 86-0979-8463874 8451595
Golmud Lianxin Computer Technology Co., Ltd. 86-0979-8429944 86-0979-8422797
Xining Xianglong Chemical Building Materials Industrial Co., Ltd. 86-971-881700075
Xining Yatu Mechanical and Electrical Co., Ltd. 86- 0971-6101169 86-0971-6123902
Jiangsu Shifa Group Company Xining Supply Station 86-971-86139277
Qinghai Guanghui Engineering Machinery Co., Ltd.-0971-5123556
No.3419 Factory of the Chinese People's Liberation Army--86-971-5201853
Qinghai Gearbox Co., Ltd. 86-23-6250350