科创50指数ETF（588870）开盘跌2.97%，重仓股中芯国际跌4.38%，海光信息跌2.58%

Core Viewpoint - The ChiNext 50 Index ETF (588870) opened with a decline of 2.97%, indicating a bearish trend in the market for technology stocks [1] Group 1: ETF Performance - The ChiNext 50 Index ETF (588870) opened at 1.373 yuan, reflecting a significant drop [1] - The ETF's performance benchmark is the Shanghai Stock Exchange ChiNext 50 Index return rate [1] - Since its establishment on January 20, 2025, the ETF has achieved a return of 39.76%, with a one-month return of 29.12% [1] Group 2: Major Holdings Performance - Major holdings in the ETF include: - SMIC (中芯国际) down 4.38% - Haiguang Information (海光信息) down 2.58% - Cambricon (寒武纪) down 6.80% - Lattice Semiconductor (澜起科技) down 2.00% - Zhongwei Company (中微公司) down 2.44% - Kingsoft Office (金山办公) up 0.30% - United Imaging (联影医疗) unchanged - Transsion Holdings (传音控股) down 0.08% - Ninebot (九号公司) down 0.31% [1]