创业板系列指数集体收涨，创业板ETF易方达（159915）成交额大幅放量

Group 1 - The ChiNext Mid-Cap 200 Index increased by 1.0% at midday close [1] - The ChiNext Growth Index rose by 0.2% [1] - The ChiNext Index saw a slight increase of 0.1% [1] Group 2 - The trading volume of related ETFs was active, with the E Fund ChiNext ETF (159915) achieving a half-day transaction amount of approximately 3.4 billion yuan, nearing the total volume of the previous day [1]