Andy Liu graduated from China University of Petroleum in 2004 and worked as a drilling supervisor in Blue Whale No. 1. He has been assigned by Chinese oil companies to participate in deepwater drilling projects in major projects such as the United States and Brazil. Since 2009, he has been working as a technical consultant in our company. He has extensive experience in the oilfield service area on offshore RIGS, and has a very rigorous attitude to the maintenance and inspection of control lines.