Group 1 - The ChiNext Growth Index increased by 10.6% this week, while the ChiNext Index rose by 8.6%, and the ChiNext Mid-Cap 200 Index saw a 5.0% increase [1][2] - The average daily trading volume of the ChiNext ETF (159915) was nearly 3.5 billion yuan [1] - The rolling price-to-earnings (P/E) ratios for the indices are as follows: ChiNext Index at 35.4 times, ChiNext Mid-Cap 200 Index at 124.9 times, and ChiNext Growth Index at 33.3 times [2][4] Group 2 - The ChiNext Mid-Cap 200 Index consists of 200 stocks with medium market capitalization and good liquidity, with over 40% of its composition from the information technology sector [4] - The ChiNext Growth Index is made up of 50 stocks that exhibit strong growth characteristics, with approximately 60% of its composition from the electric equipment, pharmaceutical, and communication industries [4] - There are currently 16 ETFs tracking the ChiNext Index, 5 ETFs for the ChiNext Mid-Cap 200 Index, and 1 ETF for the ChiNext Growth Index, with varying fee rates and tracking errors [4]

Group 1 - The article highlights the mixed performance of ETFs at the market opening, with gold stock ETFs leading the gains [1] - Gold stock ETF (159321) increased by 4.08%, while another gold stock ETF (517400) rose by 3.04%, and gold ETF fund (159937) gained 2.52% [1] - Conversely, the National Certificate 2000 ETF fund (159543) experienced a decline of 1.07%, and the medical ETF fund (159891) fell by 0.71%, with the ChiNext 200 ETF (159572) down by 0.6% [1]