Group 1 - The ETF market opened with mixed performance on August 29, with notable gains and losses among various ETFs [1] - The Science and Technology Innovation Board Index ETF (兴银, 589580) saw a significant increase of 19.71% [1] - The Bank of China Securities 500 ETF (中银证券, 515190) rose by 5.52%, while the A100 ETF from E Fund (易方达, 159686) increased by 4.46% [1] Group 2 - Conversely, the Science and Technology Innovation 50 Index ETF (科创50指数ETF, 588870) experienced a decline of 2.97% [1] - The Science and Technology Innovation 50 Enhanced ETF from Southern (南方, 588370) fell by 2.95% [1] - The Science and Technology Innovation 50 ETF from Invesco (景顺, 588950) decreased by 2.89% [1]

Group 1 - The A100 ETF (159630) leads with a gain of 3.01% [1] - The Sci-Tech 50 Enhanced ETF (588370) increased by 1.18% [1] - The ChiNext ETF (159956) rose by 1.11% [1] Group 2 - The A500 ETF (159379) experienced a decline of 1.04% [1] - The NASDAQ Biotechnology ETF (513290) fell by 0.97% [1] - The S&P Biotechnology ETF (159502) decreased by 0.89% [1]