国盾量子股价涨5.05%，中欧基金旗下1只基金重仓，持有4405股浮盈赚取14.88万元

Group 1 - The core point of the news is that GuoDun Quantum Technology Co., Ltd. has seen a stock price increase of 5.05%, reaching 702.36 yuan per share, with a total market capitalization of 72.245 billion yuan [1] - The company, established on May 27, 2009, specializes in the research, production, sales, and technical services of quantum communication products, providing solutions for various sectors including government, finance, power, and national defense [1] - The revenue composition of the company includes: technical services (35.68%), quantum communication products (34.31%), quantum precision measurement products (13.03%), quantum computing products (12.42%), and other (4.56%) [1] Group 2 - From the perspective of fund holdings, one fund under China Europe Fund has a significant position in GuoDun Quantum, with 4,405 shares held, accounting for 2.32% of the fund's net value [2] - The fund, China Europe SSE STAR 100 Index Initiation A (021660), has a total scale of 38.7656 million yuan and has achieved a year-to-date return of 8.39% [2] - The fund manager, Song Weiwei, has been in position for 2 years and 25 days, with the best fund return during this period being 159.34% [3]