Xin Lang Cai Jing·2025-09-12 00:23Core Viewpoint - China National Offshore Oil Corporation (CNOOC) has achieved a significant milestone in offshore oil and gas development by setting a new record for daily drilling progress in a single well, indicating advancements in high-temperature and high-pressure oil and gas development technology in China [1] Group 1 - CNOOC's project in the Yinggehai sea area of Hainan has successfully drilled a well that reached a daily drilling depth of 2,618 meters [1] - This achievement marks a new record for single well daily drilling progress in China's oil and gas sector [1] - The development signifies that China's offshore high-temperature and high-pressure oil and gas development technology has reached an internationally advanced level [1]