王子新材股价跌5.03%，同泰基金旗下1只基金重仓，持有11.23万股浮亏损失9.88万元

Group 1 - The core point of the news is that Wangzi New Materials experienced a decline of 5.03% in stock price, closing at 16.60 yuan per share, with a trading volume of 606 million yuan and a turnover rate of 12.86%, resulting in a total market capitalization of 6.341 billion yuan [1] - Wangzi New Materials, established on May 28, 1997, and listed on December 3, 2014, is primarily engaged in the research, design, production, and sales of plastic packaging materials and products [1] - The company's revenue composition includes plastic packaging products at 63.77%, electronic components at 25.19%, other products at 6.58%, and military electronic products at 4.46% [1] Group 2 - According to data, the Tongtai Fund has a significant holding in Wangzi New Materials, with the Tongtai New Energy fund holding 112,300 shares, representing 4.91% of the fund's net value, making it the ninth largest holding [2] - The Tongtai New Energy fund, established on September 29, 2022, has a latest scale of 20.3131 million yuan and has achieved a year-to-date return of 63.82%, ranking 279 out of 4,197 in its category [2] - The fund has a one-year return of 59.72%, ranking 258 out of 4,180, and a cumulative return since inception of 32.58% [2]