重庆国企改革板块2月4日涨1.14%，渝开发领涨，主力资金净流出869.09万元

Group 1 - The core viewpoint of the article highlights that the Chongqing state-owned enterprise reform sector experienced a rise of 1.14% on February 4, with Yu Development leading the gains [1] - The Shanghai Composite Index closed at 4102.2, up by 0.85%, while the Shenzhen Component Index closed at 14156.27, up by 0.21% [1] - The article provides a summary of the fund flow within the Chongqing state-owned enterprise reform sector, indicating a net outflow of 8.69 million yuan from main funds and a net outflow of 96.81 million yuan from speculative funds, contrasted with a net inflow of 106 million yuan from retail investors [1] Group 2 - The article includes a table detailing the individual stock performance within the Chongqing state-owned enterprise reform sector, although specific stock data is not provided in the summary [1] - The information is compiled from public sources and generated by AI algorithms, emphasizing the analytical nature of the report [1]