埃斯顿股价跌5.01%，招商基金旗下1只基金重仓，持有22.2万股浮亏损失26.42万元

Group 1 - The core viewpoint of the news is the performance and market position of Estun Automation, which saw a decline in stock price and has significant involvement in high-end intelligent machinery and automation solutions [1] - Estun Automation's main business revenue composition includes 82.09% from industrial robots and intelligent manufacturing systems, and 17.91% from automation core components and motion control systems [1] - As of the report, Estun's stock price dropped by 5.01% to 22.57 CNY per share, with a total market capitalization of 19.659 billion CNY [1] Group 2 - From the perspective of major fund holdings, one fund under China Merchants Fund has a significant position in Estun, specifically the China Merchants CSI 1000 Enhanced Strategy ETF, which held 222,000 shares, accounting for 1.08% of the fund's net value [2] - The China Merchants CSI 1000 Enhanced Strategy ETF has a total scale of 415 million CNY and has achieved a year-to-date return of 30.06% [2] - The fund manager, Cai Zhen, has a tenure of 4 years and has achieved a best return of 45.57% during this period, while the co-manager, Wen Yu, has been in position for 175 days with a best return of 46.59% [3]