国有大型银行板块1月29日涨0.37%，邮储银行领涨，主力资金净流入6.02亿元

Group 1 - The core viewpoint of the news is that the state-owned large bank sector experienced a slight increase of 0.37% on January 29, with Postal Savings Bank leading the gains [1] - The Shanghai Composite Index closed at 4157.98, up 0.16%, while the Shenzhen Component Index closed at 14300.08, down 0.3% [1] - The trading performance of individual stocks in the state-owned large bank sector showed varied results, with Postal Savings Bank closing at 5.09, up 0.99%, and Agricultural Bank of China closing at 6.78, down 0.29% [1] Group 2 - The net inflow of main funds into the state-owned large bank sector was 602 million yuan, while retail investors saw a net outflow of 309 million yuan [1] - The detailed fund flow for individual banks indicated that Industrial and Commercial Bank of China had a main fund net inflow of 1.55 billion yuan, but also experienced net outflows from both retail and speculative funds [2] - The overall trend showed that while some banks like Postal Savings Bank had a positive net inflow from main funds, they still faced outflows from retail investors, indicating mixed investor sentiment [2]