China's oil reserve potential stands at more than 65 bln tons, of which only 39 pct has been proven, Xinhua news agency reported, citing Wang Tao, director of the China Commission of the World Petroleum Congress.

Wang said that China's natural gas reserve potential stands at 25 trln cubic meters, with just 24.6 of them affirmed.

China's western, southern and marine areas will be key regions for oil exploration in the future, the report said.