芯片ETF广发（159801）开盘跌0.63%，重仓股中芯国际跌0.30%，海光信息跌0.89%

Group 1 - The core point of the article highlights the performance of the chip ETF Guangfa (159801), which opened with a decline of 0.63% at 0.953 yuan [1] - Major holdings in the chip ETF include companies like Zhongxin International, which fell by 0.30%, and Haiguang Information, which decreased by 0.89% [1] - The ETF's performance benchmark is the National Securities Semiconductor Chip Index return rate, managed by Guangfa Fund Management Co., Ltd., with a return of 91.88% since its inception on January 20, 2020, and a recent one-month return of 0.16% [1] Group 2 - The article lists the performance of various stocks within the ETF, including Cambrian Technology down by 1.12%, and North Huachuang up by 1.00% [1] - Other notable stock performances include Zhaoyi Innovation unchanged at 0.00%, and Changdian Technology down by 1.35% [1] - The article emphasizes the importance of cautious investment due to market risks, although it does not provide specific investment advice [1]