科创信息技术ETF（588100）开盘涨0.75%，重仓股中芯国际涨1.26%，海光信息涨1.49%

Group 1 - The core viewpoint of the article highlights the performance of the Kexin Information Technology ETF (588100), which opened with a gain of 0.75% at 1.753 yuan [1] - The ETF's major holdings include companies such as SMIC, which rose by 1.26%, and Cambrian, which increased by 3.75%, while companies like Langqi Technology and Zhongwei Company saw declines of 0.39% and 1.86% respectively [1] - The ETF's performance benchmark is the Shanghai Stock Exchange Science and Technology Innovation Board New Generation Information Technology Index, managed by Harvest Fund Management, with a return of 74.24% since its inception on May 18, 2022, and a return of 24.37% over the past month [1]