Zheng Xing Xing Ye Ri Bao·2025-09-02 09:09Group 1 - The oil and gas extraction sector increased by 0.15% compared to the previous trading day, with China National Offshore Oil Corporation (CNOOC) leading the gains [1] - The Shanghai Composite Index closed at 3858.13, down 0.45%, while the Shenzhen Component Index closed at 12553.84, down 2.14% [1] - The trading volume and turnover for key stocks in the oil and gas extraction sector were significant, with CNOOC closing at 26.38, up 1.70% with a turnover of 26.41 billion yuan [1] Group 2 - The net capital flow in the oil and gas extraction sector showed a net outflow of 4.87 million yuan from main funds, while retail funds experienced a net outflow of 24.31 million yuan [1] - CNOOC had a net inflow of 74.62 million yuan from main funds, but a net outflow of 84.68 million yuan from retail investors, indicating mixed investor sentiment [2] - Other companies like Blue Flame Holdings and ST Xinchao experienced significant net outflows from main funds, highlighting potential concerns among institutional investors [2]