创业板指低开高走午前翻红，创业板ETF（159915）获资金关注，日内净申购超4亿份

Group 1 - The ChiNext index experienced a low opening followed by a rebound, with the ChiNext Mid 200 Index rising by 1.4%, the ChiNext Growth Index increasing by 1.2%, and the overall ChiNext Index up by 0.5% at midday [1][2] - The ChiNext ETF tracks the ChiNext Index, which consists of 100 stocks with large market capitalization and good liquidity, heavily weighted towards strategic emerging industries, including power equipment, pharmaceuticals, and electronics, which together account for over 55% of the index [2] Group 2 - The ChiNext 200 ETF, managed by E Fund, tracks the ChiNext Mid 200 Index, comprising 200 stocks with medium market capitalization and relatively good liquidity [2]