科创芯片ETF指数（588920）开盘跌0.46%，重仓股中芯国际跌1.27%，海光信息涨0.52%

Group 1 - The core point of the article highlights the performance of the Sci-Tech Chip ETF Index (588920), which opened at a decline of 0.46% at 1.520 yuan on September 24 [1] - Major stocks within the Sci-Tech Chip ETF Index showed mixed performance, with SMIC down 1.27%, Haiguang Information up 0.52%, Cambrian down 1.51%, and others like Zhongwei Company down 2.81% [1] - The performance benchmark for the Sci-Tech Chip ETF Index is the Shanghai Stock Exchange Sci-Tech Board Chip Index, managed by Penghua Fund Management Co., Ltd., with a return of 52.79% since its establishment on July 16, 2025, and a return of 16.96% over the past month [1]