Group 1 - The Shanghai Stock Exchange's Sci-Tech Innovation Board semiconductor materials and equipment index experienced a slight decline of 0.02% as of September 2, with mixed performance among constituent stocks [1] - Chengdu Huayi announced the successful release of a 4-channel 12-bit 40G high-precision RF direct sampling ADC chip, marking a significant technological breakthrough and filling a gap in both domestic and international markets [1] Group 2 - The Sci-Tech Innovation Board semiconductor ETF (588170) and its linked funds track the semiconductor materials and equipment index, comprising 59% semiconductor equipment and 25% semiconductor materials companies [2] - The semiconductor equipment and materials industry is a crucial area for domestic substitution, characterized by low domestic replacement rates and high potential for domestic substitution, benefiting from the expansion of semiconductor demand driven by the AI revolution [2]
成都华微公告重大突破！科创半导体ETF（588170）近5个交易日流入超5100万元