CNOOC Successfully Completes Bohai Bay Appraisal Well

Bohai Bay - Block 11-19
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CNOOC has successfully completed the BZ19-4N-2D well, an appraisal well drilled in Bohai Bay.

BZ19-4N-2D, located on Structure BZ 19-4N on Block 11/19, was drilled in 23 meters of water to a total depth of 2,390 meters. Drilling of BZ19-4N-2D commenced in August 2005. The well encountered 98.5 meters of pay.

Two drill stem tests (DST) were conducted in two intervals. During the tests, the well flowed at about 770 barrels of oil per day and 0.15 million cubic feet of gas through a 7.94 mm choke.

Mr. Zhu Weilin, Vice President of the Company and General Manager of Exploration Department commented, "The successful result of the appraisal is the continuation of our effective exploration programs and activities offshore Bohai."

Block 11/19 is a PSC block with ChevronTexaco as the only partner.

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