ETF互联互通标的大扩容，A500ETF易方达（159361）等产品被纳入

Group 1 - The core viewpoint of the news is the significant expansion of the ETF interconnection program, with a total of 54 ETFs from the Shanghai Stock Exchange and 44 ETFs from the Shenzhen Stock Exchange being included in the northbound trading scheme, effective January 19 [1] - Following this expansion, the total number of products under the "ETF Connect" will exceed 360, representing an increase of over 30% [1] - Notably, 25 products tracking the CSI 500 Index, including the E Fund CSI 500 ETF (159361), are being included for the first time [1] Group 2 - The CSI A500 Index rose by 1.1%, the CSI A100 Index increased by 0.4%, and the CSI A50 Index saw a slight rise of 0.1% by the market close [1]