Zheng Xing Xing Ye Ri Bao·2025-08-28 08:42Group 1 - The oil and gas extraction sector increased by 1.06% on August 28, with *ST Xinchao leading the gains [1] - The Shanghai Composite Index closed at 3843.6, up 1.14%, while the Shenzhen Component Index closed at 12571.37, up 2.25% [1] - The main capital inflow in the oil and gas extraction sector was 78.73 million yuan, while retail investors experienced a net outflow of 7.17 million yuan [1] Group 2 - Among individual stocks, *ST Xinchao had a closing price of 4.22 yuan, with a rise of 1.69% and a trading volume of 290,100 shares [1] - China National Offshore Oil Corporation (CNOOC) saw a net inflow of 98.24 million yuan from main capital, but experienced a net outflow of 63.87 million yuan from retail investors [2] - The stock of Intercontinental Oil and Gas had a closing price of 2.34 yuan, with a decline of 0.85% and a trading volume of 1,955,500 shares [1]