Core Viewpoint - The ETF market showed mixed performance at midday, with certain ETFs experiencing significant gains while others faced notable declines [1] Group 1: ETF Performance - A100 ETF by E Fund (159686) led the gains with an increase of 3.33% [1] - Agricultural ETF by E Fund (562900) rose by 2.18% [1] - Breeding ETF (516760) saw an increase of 1.91% [1] - Xinchang ETF (159537) was the biggest loser, dropping by 5.19% [1] - Hang Seng Internet ETF (159688) declined by 2.87% [1] - Smart Car ETF (159795) fell by 2.83% [1] Group 2: Investment Strategy - The article suggests that investors should consider buying index ETFs to capitalize on market rebounds [1]