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China national Offshore Oil Corporation (CNOOC) announced on June 14 that it has put into use China's first domestically produced deepwater subsea tree as it successfully completed a test operation of an subsea gas well in Yinggehai, Hainan province. This indicates that China has the ability to desi
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On May 11, China's first set of home-made deep-water Chirstmas tree was installed in Yinggehai, Hainan. The equipment is an important part of the subsea oil and gas production system engineering demonstration project led by CNOOC, marking a key step in the development of key technologies and equipme