Is Haicheng Houying Gas Co., Ltd. in Liaohe Oilfield a state-owned enterprise?

According to enterprise data, PetroChina Liaohe Oilfield Haicheng Houying Gas Co., Ltd. was established on 2012-05-11,and its business scope includes urban gas transmission and distribution; Sales of natural gas for production and life; Gas pipeline network construction, gas pipeline network supporting facilities maintenance and operation; Production and sales of gas equipment, equipment maintenance and service; Gas and thermal technology development and consulting services; Construction of CNG and LNG filling stations; Equipment leasing (projects subject to approval according to law can only be carried out after approval by relevant departments. )