2. Yanlian Industrial Group Company
3. Shenhua Shenfu Dongsheng Coal Co., Ltd.
4. Expansion of Petroleum Administration Bureau
5. Changqing Petroleum Exploration Bureau
6. Changqing Petrochemical Company of China Oil and Gas Company Limited
7.Xi Anrang Sang Pharmaceutical Co., Ltd.
8.Xi 'an Petrochemical Company
9. Yulin Refinery
10, Xi Anbei Huian Chemical Co., Ltd.
1 1, Shaanxi chemical fertilizer co., ltd.
12, Xi anxihua thermoelectric chemical co., ltd.
13 Shaanxi Qinling Cement (Group) Co., Ltd.
Second Oil Production Plant of Wuqi Petroleum Drilling and Production Company 14
15, Shaanxi Yulin Natural Gas Chemical Co., Ltd.
16, Xi 'an Natural Gas Company
17, Shaanxi Coal Chemical Group.