Group 1 - The core indices related to the semiconductor industry showed mixed performance, with the China Securities Semiconductor Materials and Equipment Theme Index rising by 0.8% and the China Securities Chip Industry Index increasing by 0.4%, while the Shanghai Stock Exchange Sci-Tech Innovation Board Chip Index fell by 0.4% and the Chip Design Theme Index decreased by 0.9% [1][5]. - The semiconductor equipment ETF managed by E Fund (159558) saw a net inflow of over 2.3 billion yuan in the past month [1]. Group 2 - The indices consist of 50 leading stocks from the Sci-Tech Innovation Board, covering the entire semiconductor industry chain, including semiconductor materials and equipment, chip design, manufacturing, packaging, and testing, with the semiconductor industry accounting for over 95% [5][7]. - The E Fund Sci-Tech Chip Design ETF tracks the Shanghai Stock Exchange Sci-Tech Innovation Board Chip Design Theme Index, which also comprises 50 leading stocks in chip design, with digital and analog chip design sectors making up over 95% [7].