Core Viewpoint - China National Offshore Oil Corporation (CNOOC) has achieved a significant milestone in deepwater drilling technology with its "Haiheng" FLAT PRO high-performance synthetic drilling fluid system, winning the OTC Brazil New Technology Award, marking a transition from following to keeping pace with global advancements in deepwater drilling technology [1][5]. Group 1 - The "Haiheng" deepwater drilling fluid system can maintain stable flow performance in extreme conditions, with a temperature range from -10°C to 180°C, enabling safe exploration and development in complex environments such as over 3000 meters of water depth and over 10,000 meters of well depth [5][6]. - The OTC Technology Award is regarded as the "Oscar" of the international offshore oil and gas technology sector, and this recognition highlights CNOOC's enhanced competitiveness and brand influence in the global market [5][6]. - The "Haiheng" series technology has been widely applied in global deepwater drilling operations, with an average operational water depth exceeding 1500 meters and a maximum depth record of 2619 meters in the Western Pacific [5][6]. Group 2 - The technology leader of CNOOC stated that "Haiheng" has overcome challenges in wellbore stability for deep displacement wells, maintaining records for the deepest offshore drilling at 9508 meters and a horizontal displacement of 8689 meters [6]. - CNOOC has been actively promoting technological upgrades in ultra-high temperature, ultra-high pressure, and ultra-deepwater fields, focusing on original and leading technological advancements [6]. - The OTC International Offshore Technology Conference is one of the largest and most influential oil and gas exhibitions globally, with over 5000 representatives and more than 200 top oil and gas companies participating [6].