三美股份股价跌5%，中泰证券资管旗下1只基金重仓，持有1.02万股浮亏损失3.08万元

Group 1 - The core point of the news is that Sanmei Co., Ltd. experienced a 5% drop in stock price, reaching 57.36 CNY per share, with a trading volume of 821 million CNY and a turnover rate of 2.28%, resulting in a total market capitalization of 35.017 billion CNY [1] - Sanmei Co., Ltd. specializes in the research, production, and sales of fluorochemical products, including fluorocarbon chemicals and inorganic fluorine products, with the main revenue sources being refrigerants (85.55%), hydrogen fluoride (9.77%), foaming agents (3.46%), material sales (0.70%), by-product sales (0.27%), and others (0.25%) [1] Group 2 - From the perspective of fund holdings, one fund under Zhongtai Securities Asset Management has a significant position in Sanmei Co., Ltd., specifically the Zhongtai CSI 500 Index Enhanced A fund, which held 10,200 shares, accounting for 0.83% of the fund's net value, ranking as the sixth largest holding [2] - The Zhongtai CSI 500 Index Enhanced A fund has a total scale of 18.9286 million CNY and has achieved a year-to-date return of 25.27%, ranking 2174 out of 4220 in its category, with a one-year return of 29.46%, ranking 1939 out of 3857 [2]