1. Linxi Town China Gas Customer Service Center is located 200 meters northeast of the intersection of yutian county 129 Township Road and 135 Township Road.

2. Yutian Zhongran Energy Development Co., Ltd. is located on the north side of Xitang Yubao Road, Linnancang Town, yutian county City, Tangshan City.

3. Tangshan Jineng Gas Co., Ltd. is located at No.2-4, economically affordable housing store in Houhu Industrial Zone, Linnancang Town, yutian county City, Tangshan City.

4. Zhongyu Gas Customer Service Center is located at Yuyue Road 15 19, yutian county, Tangshan.

5. Yutian Xinao Gas Co., Ltd. is located at No.2-08, North Shopping Apartment, yutian county, Tangshan City.

6. EFI natural gas is located on the west side of Zhihai Hotel in yutian county, Tangshan.

7. Tangshan Jialong Natural Gas Co., Ltd. is located 220 meters south of the intersection of yutian county Jade Line and Ding Yu Line in Tangshan.

8. yutian county Hengyuan Liquefied Gas Co., Ltd. is located in Yubin Highway, yutian county, Tangshan City.

9. Yutian Xinao Gas Business Hall is located at the northeast 102 intersection of Huangya Line and National Highway in yutian county, Tangshan.

10, Zhongyu Gas Customer Service Center is located 220m west of the intersection of Maqu Line and Fu Qian Street in yutian county, Tangshan.

1 1. Yutian Xinao Gas Co., Ltd. is located at C03, Changsheng Phase II, Yahongqiao Town, yutian county City, Tangshan City.