China Oil and Gas Group Limited is an investment holding company. The Company is principally engaged in investments in natural gas and energy related businesses. It operates under two segments: sales and distribution of natural gas and other related products, and gas pipeline construction and connection. The Company鈥檚 subsidiaries include Profaith Group Limited, All Praise Investments Limited, Hong Kong China Oil And Gas Group Limited, Alta Financial Holdings Limited, Best On Development Limited, Real Million Investments Limited, Zhongda Industrial Group Inc., Accelstar Pacific Limited, Qingyun Petro-Tech Co., Ltd., China Oil And Gas (Ping Xiang) Company Limited, Plentigreat Holdings Limited, Star Charm Holdings Limited, Majestic International Limited, Vast China Group Limited, China Oil And Gas (Shandong) Company Limited, Ming Sheng Hong Kong Limited and China City Natural Gas Investment Group Co., Ltd.