科创芯片ETF博时（588990）开盘涨0.81%，重仓股中芯国际涨1.39%，海光信息涨1.94%

Group 1 - The core viewpoint of the article highlights the performance of the Kexin Chip ETF Boshi (588990), which opened with a gain of 0.81% at 2.749 yuan [1] - The top holdings of the Kexin Chip ETF include companies such as SMIC, Haiguang Information, and Cambrian, with respective opening gains of 1.39%, 1.94%, and 1.05% [1] - The fund's performance benchmark is the Shanghai Stock Exchange Science and Technology Innovation Board Chip Index, managed by Boshi Fund Management Co., Ltd., with a return of 172.45% since its inception on August 8, 2024, and a monthly return of 12.11% [1]