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Group 1 - The technology sector shows a mixed performance today, with AI applications leading the gains while semiconductor hardware and solid-state battery sectors experienced a pullback in the afternoon [1] - The Sci-Tech Innovation Composite Index rose by 1.7%, the Sci-Tech Growth Index increased by 1.4%, the Sci-Tech 100 Index went up by 1.3%, and the Sci-Tech 50 Index gained 0.8% [1] Group 2 - Small innovative enterprises in the fields of electronics, biomedicine, and power equipment account for over 80% of the sector, with a significant representation from the electronics and biomedicine industries [5] - The Sci-Tech Composite Index ETF by E Fund tracks the comprehensive index of the Sci-Tech Innovation Board, covering all market securities and focusing on core industries such as artificial intelligence, semiconductors, new energy, and innovative pharmaceuticals [7] - The Sci-Tech Growth 50 ETF tracks the growth index of the Sci-Tech Innovation Board, consisting of 50 stocks with high growth rates in revenue and net profit, predominantly from the electronics and biomedicine sectors [7]