Zheng Xing Xing Ye Ri Bao·2025-10-20 08:37Group 1 - The oil and gas extraction sector increased by 1.54% compared to the previous trading day, with Blue Flame Holdings leading the gains [1] - On the same day, the Shanghai Composite Index closed at 3863.89, up 0.63%, while the Shenzhen Component Index closed at 12813.21, up 0.98% [1] - The trading volume and turnover for key stocks in the oil and gas extraction sector were significant, with Blue Flame Holdings closing at 7.64, up 5.82% [1] Group 2 - The net inflow of main funds in the oil and gas extraction sector was 150 million yuan, while retail investors experienced a net outflow of 126 million yuan [1] - The detailed fund flow for individual stocks showed that China National Offshore Oil Corporation had a main fund net inflow of 59.64 million yuan, while Blue Flame Holdings had a net inflow of 54.94 million yuan [2] - The overall trend indicated that while main funds were entering the sector, retail investors were withdrawing, particularly from stocks like Blue Flame Holdings and Intercontinental Oil and Gas [2]