“A系列”指数集体涨超1%，A500ETF易方达（159361）频繁获资金加码，机构称多种因素呵护A股微观流动性

Group 1 - The core indices in the Chinese stock market showed positive performance, with the CSI A500 index rising by 1.7%, the CSI A100 index increasing by 1.6%, and the CSI A50 index up by 1.3% [1] - The A500 ETF from E Fund (159361) saw significant trading activity, with a total transaction volume of 6.8 billion yuan and a net subscription of nearly 10 million units, accumulating over 10 billion yuan in net inflows over the past month [1] - Huatai Securities indicated that as January begins, external constraints are easing and monetary policy space is opening up, which may provide liquidity through reserve requirement ratio cuts to support investment recovery and increased fiscal spending [1] Group 2 - The market is confirming an overall interest rate cut cycle by the Federal Reserve, leading to a continuous weakening of the US dollar index and an appreciation of the RMB exchange rate, which may attract foreign capital inflows [1] - The re-entry of institutional funds into the market since mid-December is expected to provide ongoing support for the micro liquidity of A-shares [1]