Group 1 - The announcement states that to enhance the market liquidity and stable operation of specific index funds, a new liquidity service provider, Guotai Junan Securities Co., Ltd., will be added starting from August 19, 2025 [1][2] - The funds mentioned include the Huaxia CSI All Share Public Utilities ETF (159301), Huaxia CSI Power Grid Equipment Theme ETF (159326), and Huaxia CSI All Share Transportation ETF (159666) [1]