JIUZHOUYIGUI TECH(SH:688485) Xin Lang Cai Jing·2025-12-23 05:40Group 1 - The core viewpoint of the news is that Jiuzhou Yigui's stock price increased by 5.31% to 17.86 CNY per share, with a total market capitalization of 2.684 billion CNY as of the report date [1] - Jiuzhou Yigui, established on July 23, 2010, specializes in vibration reduction and noise control technologies, with its main revenue sources being prefabricated steel spring floating slabs (52.32%), steel spring floating track bed vibration reduction systems (32.08%), and other related products [1] - The company was listed on January 18, 2023, and has a trading volume of 41.03 million CNY and a turnover rate of 2.68% [1] Group 2 - The Zhongjia Fund has a significant holding in Jiuzhou Yigui, with its "Zhongjia Specialized and New Quantitative Stock Selection Mixed Initiation A" fund increasing its stake by 549,000 shares, bringing the total to 660,700 shares, which represents 1.8% of the fund's net value [2] - The fund has achieved a year-to-date return of 58.9%, ranking 675 out of 8088 in its category, and a one-year return of 53.02%, ranking 772 out of 8057 [2] - The fund manager, Lin Muchen, has been in position for 2 years and 242 days, with the fund's total asset size at 911 million CNY and a best return of 58.39% during his tenure [3]