芯片ETF汇添富（516920）开盘跌0.62%，重仓股寒武纪跌1.68%，中芯国际跌1.61%

Group 1 - The core viewpoint of the article highlights the performance of the Chip ETF Huatai Fu (516920), which opened down by 0.62% at 1.120 yuan on February 5 [1] - The major holdings of the Chip ETF experienced declines, with notable drops including Cambrian (-1.68%), SMIC (-1.61%), and GigaDevice (-4.39%) [1] - The performance benchmark for the Chip ETF is the CSI Chip Industry Index return, managed by Huatai Fu Fund Management Co., Ltd. Since its establishment on July 27, 2021, the fund has returned 12.66%, with a one-month return of 9.15% [1]