A subsidiary of PetroChina Zhongtai Gas Investment Group Co., Ltd.

Liling CNPC fuel gas co., ltd

Zhuzhou CNPC fuel gas co., ltd

Binzhou CNPC fuel gas co., ltd

Nantong CNPC gas co., ltd

Taizhou CNPC fuel gas co., ltd

Nanchang CNPC fuel gas co., ltd

Chaozhou CNPC fuel gas co., ltd

Qinghai Zhongtai CNPC Gas Technology Development Co., Ltd.

Qinghai CNPC Ganhe Industrial Park Fuel Gas Co., Ltd.

CNPC Zhongtai Logistics (Zhuhai) Co., Ltd.

Qinghai dongfang CNPC fuel gas co., ltd

Huimin CNPC fuel gas co., ltd

Zouping CNPC fuel gas co., ltd

Wudi CNPC fuel gas co., ltd

Binzhou beihai new area CNPC fuel gas co., ltd

Binzhou gaoxin CNPC fuel gas co., ltd

Qingyun CNPC natural gas co., ltd

Hu' nan CNPC fuel gas co., ltd

Yingde CNPC fuel gas co., ltd

Wuhan dongfang natural gas co., ltd

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