Xin Hua Cai Jing·2025-04-16 03:12Core Viewpoint - China National Offshore Oil Corporation (CNOOC) has achieved a significant milestone by completing a deepwater drilling operation in 11.5 days, setting a new record for drilling cycles in ultra-deep water depths of 3500 to 4000 meters, showcasing the advanced capabilities of China's independent deepwater drilling technology [2][3]. Group 1: Technological Advancements - The successful drilling operation demonstrates the effectiveness of China's complete technical system for deepwater drilling and the "intelligent" technology strength in the ultra-deepwater drilling sector [2]. - CNOOC has developed a unique deepwater intelligent drilling technology system and lean management model, breaking down drilling tasks into hundreds of routine operations, which enhances safety and efficiency throughout the drilling process [2]. Group 2: Industry Growth and Impact - Since the 14th Five-Year Plan, the volume of deepwater well drilling operations in China has increased by over 74% compared to the previous five years, supporting the production of large deepwater oil and gas projects and the continuous rise in marine oil and gas output [3]. - Major projects such as the "Deep Sea No. 1" and the Lingshui 36-1 gas fields have been efficiently drilled, contributing to the large-scale development of complex offshore oil and gas resources and accelerating the growth of China's marine drilling equipment industry [3]. Group 3: Future Directions - CNOOC aims to further advance deepwater oil and gas development technologies towards deeper and faster drilling, transitioning from experience-driven to data-driven and intelligent decision-making processes [3]. - The breakthroughs in deepwater drilling technology not only enhance operational efficiency and safety but also provide a "Chinese solution" for global deep-sea oil and gas development, highlighting China's independent innovation capabilities in marine technology [3].