中证2000ETF国泰（561370）涨0.32%，半日成交额62.71万元

Group 1 - The core point of the article highlights the performance of the Zhongzheng 2000 ETF Guotai (561370), which rose by 0.32% to 1.570 yuan with a trading volume of 627,100 yuan as of the midday close [1] - The fund's performance benchmark is the Zhongzheng 2000 Index return, managed by Guotai Fund Management Co., Ltd. The fund has achieved a return of 57.24% since its establishment on September 13, 2023, and a return of 0.11% over the past month [1] Group 2 - The article lists the performance of major stocks within the Zhongzheng 2000 ETF Guotai, including Jia Mei Packaging down 9.32%, Pingtan Development up 2.36%, Hangyu Technology up 2.28%, and others with varying performance [1] - Specific stock movements include Zhenhua Shares up 4.45%, Zhiguang Electric up 5.09%, and others like Jingzhida down 1.96% and Dike Shares down 1.98% [1]