月末人民银行加大流动性投放，资金面相对宽松，债市修复

Group 1 - The People's Bank of China (PBOC) announced a 7-day reverse repurchase operation of 495.8 billion yuan at a fixed rate of 1.4%, resulting in a net injection of 325.1 billion yuan on July 28 [1][6][7] - The PBOC's actions are aimed at maintaining liquidity in the market, especially as the end of the month approaches, which typically sees seasonal tightening of funds [8][12] - The bond market has shown signs of recovery following the PBOC's increased liquidity measures, with yields on government bonds declining across various maturities [10][11] Group 2 - The recent increase in liquidity is a response to rising interest rates and tightening market conditions, particularly influenced by the recent surge in commodity prices [7][12] - Analysts expect the PBOC to continue implementing significant net liquidity injections to stabilize market expectations and prevent excessive interest rate increases [12][14] - The bond market has experienced fluctuations, with the 30-year government bond yield rising to 1.98% before the PBOC's interventions led to a decrease in yields [10][11]