Roc Oil (China) Company, a wholly owned subsidiary of ROC and the operator of the exploration wells within WZ6-12 and WZ12-8 West Oil Field Development areas, advises the WZ6-12-A6 deviated step-out exploration well on the northern flank of the WZ6-12 South field reached a total depth (TD) of 2,658 metres (2,211 metres TVD) on 3 November and encountered hydrocarbons in multiple zones in the Weizhou formation.

The well is being drilled by the HYSY 931 drilling rig located over the WZ6-12 Wellhead Platform. A production liner will be run to enable future completion and tie-in for production.

WZ6-12-A6 is the second successful well in a three well exploration/appraisal programme and intersected a total of 58 metres (TVD) of net oil pay. The thickest individual pay interval is 38 metres.