精测电子股价涨5.21%，东方基金旗下1只基金重仓，持有539.31万股浮盈赚取2912.29万元

Group 1 - The core point of the news is that Jingce Electronics has seen a significant stock price increase of 5.21% on January 7, reaching 109.10 CNY per share, with a total market capitalization of 30.52 billion CNY and a cumulative increase of 22.01% over three consecutive days [1] - Jingce Electronics, established on April 20, 2006, and listed on November 22, 2016, specializes in the research, production, and sales of detection systems for displays, semiconductors, and new energy [1] - The revenue composition of Jingce Electronics is as follows: displays account for 48.56%, semiconductors 40.74%, new energy 8.67%, and others 2.03% [1] Group 2 - From the perspective of major shareholders, Dongfang Fund's "Dongfang Artificial Intelligence Theme Mixed A" fund increased its holdings by 302,000 shares in the third quarter, now holding 5.3931 million shares, which is 2.38% of the circulating shares [2] - The fund has achieved a year-to-date return of 8.99% and a one-year return of 81.81%, ranking 35th out of 8,823 in its category [2] - The fund manager, Yan Kai, has a tenure of 5 years and 254 days, with the best fund return during this period being 73.77% [2] Group 3 - The "Dongfang Artificial Intelligence Theme Mixed A" fund has Jingce Electronics as its tenth largest holding, with 5.3931 million shares representing 7.81% of the fund's net value [3] - The fund has realized a floating profit of approximately 29.12 million CNY today, with a total floating profit of 101 million CNY over the three-day stock price increase [3]