油气开采板块10月30日跌0.57%，洲际油气领跌，主力资金净流出1.34亿元

Core Points - The oil and gas extraction sector experienced a decline of 0.57% on October 30, with Intercontinental Oil and Gas leading the drop [1] - The Shanghai Composite Index closed at 3986.9, down 0.73%, while the Shenzhen Component Index closed at 13532.13, down 1.16% [1] Sector Performance - The following companies in the oil and gas extraction sector showed varying performance: - *ST Xinchao (600777) closed at 4.22 with no change [1] - Yutong (600938) closed at 27.01, down 0.52% [1] - Blue Flame Holdings (000968) closed at 7.24, down 0.69% [1] - Intercontinental Oil and Gas (600759) closed at 2.35, down 2.49% [1] Capital Flow - The oil and gas extraction sector saw a net outflow of 134 million yuan from main funds, while retail investors contributed a net inflow of 70.62 million yuan [1] - The capital flow for individual stocks in the sector is as follows: - Blue Flame Holdings (000968) had a main fund net inflow of 1.7235 million yuan [2] - *ST Xinchao (600777) experienced a main fund net outflow of 7.4576 million yuan [2] - Intercontinental Oil and Gas (600759) faced a main fund net outflow of 65.3265 million yuan [2]