Big Oil in China means state-owned China National Petroleum Corporation (CNPC), which is that country's largest integrated oil and gas company. CNPC has exploration and production projects in China and 26 other countries, including operations in Azerbaijan, Canada, Indonesia, Iraq, Myanmar, Oman, Peru, Sudan, Syria, Thailand, Turkmenistan, and Venezuela. The company also operates some older refineries and an extensive oil and gas pipeline network in China. It also operates a network of 1,650 gas stations. In 2007 CNPC reported estimated reserves of 3.1 billion metric tons of oil and 2.3 trillion cu. meters of natural gas.