
Group 1 - The state-owned large bank sector experienced a decline of 0.5% on September 12, with Bank of Communications leading the drop [1] - The Shanghai Composite Index closed at 3883.69, up 0.22%, while the Shenzhen Component Index closed at 12996.38, up 0.13% [1] - The trading volume and turnover for major state-owned banks showed significant activity, with Industrial and Commercial Bank of China having a turnover of 1.662 billion and China Bank at 1.198 billion [1] Group 2 - The net outflow of main funds from the state-owned large bank sector was 1.008 billion, while retail investors saw a net inflow of 559 million [1] - The detailed fund flow for individual banks indicated that China Bank had a main net inflow of 60.06 million, while Agricultural Bank experienced a significant outflow of 1.80 billion [2] - Bank of Communications had the highest net outflow among the major banks, totaling 777 million, while retail investors contributed a net inflow of 327 million [2]