上纬新材股价跌5.11%，同泰基金旗下1只基金重仓，持有7.81万股浮亏损失46.42万元

Core Points - On November 18, the stock price of Shangwei New Materials fell by 5.11%, closing at 110.22 CNY per share, with a trading volume of 317 million CNY and a turnover rate of 0.69%, resulting in a total market capitalization of 44.459 billion CNY [1] - Shangwei New Materials Technology Co., Ltd. specializes in the research, production, and sales of environmentally friendly high-performance corrosion-resistant materials, materials for wind turbine blades, and new composite materials [1] Company Overview - Shangwei New Materials was established on October 25, 2000, and went public on September 28, 2020 [1] - The revenue composition of the company includes: 46.26% from environmentally friendly high-performance corrosion-resistant materials, 40.07% from materials for wind turbine blades, 6.14% from resale and others, 5.69% from new composite materials, and 1.84% from circular economy materials [1] Fund Holdings - According to data, the Tongtai Fund has a significant holding in Shangwei New Materials, with the Tongtai Competitive Advantage Mixed A Fund (008997) holding 78,100 shares, accounting for 9.16% of the fund's net value, making it the third-largest holding [2] - The Tongtai Competitive Advantage Mixed A Fund was established on April 27, 2020, with a latest scale of 18.4906 million CNY and has achieved a return of 46.86% year-to-date, ranking 1077 out of 8140 in its category [2] - The fund manager, Wang Xiu, has been in position for 1 year and 294 days, with a total asset scale of 748 million CNY, achieving the best fund return of 158.18% and the worst return of 34.51% during his tenure [2]