精智达股价跌5.22%，国投瑞银基金旗下1只基金重仓，持有6626股浮亏损失7.14万元

Group 1 - The core point of the news is that Shenzhen Jingzhida Technology Co., Ltd. experienced a decline in stock price by 5.22%, with a current share price of 195.43 yuan and a total market capitalization of 18.373 billion yuan [1] - The company specializes in the research, production, and sales of new display device testing equipment, with its main business revenue composition being: optical detection and calibration repair systems (52.16%), semiconductor memory device testing (31.06%), aging systems (10.51%), signal generators (4.17%), touch detection systems (1.36%), testing system accessories (0.64%), and others (0.11%) [1] Group 2 - From the perspective of fund holdings, Guotou Ruijin Fund has a significant position in Jingzhida, with its fund holding 6,626 shares, accounting for 1.03% of the fund's net value, making it the eighth largest holding [2] - The fund, Guotou Ruijin Shanghai Stock Exchange Science and Technology Innovation Board 200 Index Initiation A (023518), has a total scale of 45.2648 million yuan and has achieved a return of 27.86% since its establishment [2] Group 3 - The fund manager Zhao Jian has a tenure of 12 years and 58 days, with the fund's total asset scale at 7.612 billion yuan, achieving a best return of 172.91% and a worst return of -88.73% during his tenure [3] - The co-manager Qian Han has a tenure of 2 years and 98 days, with a total asset scale of 1.054 billion yuan, achieving a best return of 32.65% and a worst return of -5.26% during his tenure [3]