1. School of Mechatronic Engineering, Southwest Petroleum University, Oil and Gas Equipment Technology Sharing and Service Platform of Sichuan Province , No. 8 Xindu Avenue, Chengdu 610500, China
2. Downhole Service Company of Bohai Drilling Engineering Co., Ltd. , No. 066 Renqiu City Battle South Road, Cangzhou 061113, China
3. CNOOC Safety Technology Service Co., Ltd., Shenzhen Branch , No. 3168 Houhaibin Road, Nanshan District, Shenzhen 518000, China