Bo Sun

Trans-Asia Gas Pipeline Co., Ltd. engages in the provision of construction general contracting services. Its business activities include project investment, investment management and consulting, enterprise management advisory, and promotion and technology consulting services. The company was founded on November 8, 2007 and is headquartered in Beijing, China.

China Petroleum Engineering & Construction Corp. specializes in oil engineering, manufacturing, construction, and lump-sum contracting. The firm operates its business through following segments: Engineering Design, Construction and erection, Engineering Manufacture, Engineering Procurement and Technical Services. Its services include preliminary consultation on large oil projects, feasibility study, environmental impact and safety assessments, survey and measurement, design, procurement, construction, manufacturing, supervision, commissioning trial and operating maintenance as well as project engineering, procurement and construction () and project management contracting. The company was founded in 1998 and is headquartered in Beijing, China.

China Southern Petroleum Exploration & Development Corp. provides oil and gas exploration services. The company is based in Beijing, China. The Chinese company is ultimately controlled by the Government of China.