ETF午评：工程机械ETF领涨1.93%，创新药ETF富国领跌4.72%

Group 1 - The ETF market showed mixed performance at midday, with the Engineering Machinery ETF (159542) leading gains at 1.93% [1] - The Photovoltaic 50 ETF (516880) increased by 1.77%, while the Photovoltaic Leading ETF (516290) rose by 1.68% [1] - On the downside, the Innovative Drug ETF (159748) fell by 4.72%, and the Hong Kong Stock Connect Innovative Drug ETF (159570) decreased by 3.19% [1] - The Hong Kong Stock Connect 100 ETF (159788) also saw a decline of 3.01% [1] Group 2 - The article suggests that investors should consider buying index ETFs to capitalize on market rebounds [1]