资金宽松支撑债市，短期债市或迎修复，政金债券ETF（511520）昨日净流入超1.6亿，近10日净流入超18亿

Group 1 - The core viewpoint of the article indicates that the bond market is experiencing a supportive environment due to a generally loose liquidity situation, despite a recent net withdrawal by the central bank [1] - The 30-year main contract for treasury futures rose by 0.13%, and the yield on the 30-year treasury bond decreased by nearly 2 basis points [1] - The upcoming reserve requirement ratio (RRR) cut on the 15th is expected to further support the bond market, with the 10-year treasury yield likely facing an adjustment ceiling around 1.7% [1] Group 2 - The recent inflow into the government bond ETF (511520) exceeded 1.8 billion, bringing its total scale to over 46.4 billion, making it the largest bond ETF in the market [1] - The government bond ETF has a duration of approximately 7.5 years, offering good liquidity and serving as a useful tool for bond market trading and allocation [1] - Related products include the government bond ETF (511520) and various classes of the Fortune China Bond 7-10 Year Policy Financial Bond ETF [1]