Fuling field to reach annual output of 10 billion cubic meters by end of year

China Petroleum and Chemical Corp, the world's largest refiner, has vowed to double its annual natural gas output by 2020 to reach 40 billion cubic meters.

The company, also known as Sinopec, said its Fuling shale gas field, China's first shale gas commercial production program launched in 2014, will reach an annual output of up to 10 billion cu m by the end of this year.