CNPC announced Tuesday that they have found oil and gas in the Zhongjiannan Project in the South China Sea.
The find is located in disputed waters with Vietnam.
CNPC has been conducting geophysical prospecting activities since 2004 for seismic data acquisition in the area.
In 2013 the well site survey was conducted.
CNPC started the drilling of two exploratory wells of Zhongjiannan Project May 2, and finished the drilling of No.1 exploratory well May 27.
The operation is undertaken by the drilling platform Hai Yang Shi You 981 (UDW semisub) run by China Oilfield Services Limited.