骏鼎达股价跌5.01%，工银瑞信基金旗下1只基金重仓，持有5.98万股浮亏损失28.13万元

Group 1 - The stock of Jun Ding Da fell by 5.01% on January 20, closing at 89.08 CNY per share, with a trading volume of 174 million CNY and a turnover rate of 6.16%, resulting in a total market capitalization of 6.984 billion CNY [1] - Jun Ding Da, established on September 8, 2004, is located in the Bao'an District of Shenzhen, Guangdong Province, and specializes in the design, research and development, production, and sales of polymer modified protective materials [1] - The company's main business revenue composition includes functional protective sleeves at 74.34% and other products at 25.66% [1] Group 2 - According to data from the top ten holdings of funds, one fund under ICBC Credit Suisse holds shares in Jun Ding Da, specifically the ICBC Specialized and Innovative Mixed A Fund (015135), which held 59,800 shares, accounting for 3.83% of the fund's net value, ranking as the fifth largest holding [2] - The ICBC Specialized and Innovative Mixed A Fund (015135) was established on August 1, 2022, with a current scale of 121 million CNY, and has achieved a year-to-date return of 10.58%, ranking 1069 out of 8848 in its category [2] - The fund manager, Ying Ming, has been in position for 251 days, with the fund's total asset scale at 147 million CNY, achieving the best return of 29.43% and the worst return of 28.91% during his tenure [2]