胜宏科技股价跌5.5%，大成基金旗下1只基金重仓，持有21.55万股浮亏损失411.61万元

Group 1 - The core point of the news is that Shenghong Technology's stock price dropped by 5.5% to 327.89 CNY per share, with a trading volume of 14.162 billion CNY and a turnover rate of 4.96%, resulting in a total market capitalization of 282.867 billion CNY [1] - Shenghong Technology, established on July 28, 2006, and listed on June 11, 2015, is primarily engaged in the research, development, production, and sales of new electronic devices, specifically printed circuit boards (PCBs), which account for 93.66% of its main business revenue [1] - The company is located in Huizhou, Guangdong Province, and its other business activities contribute 6.34% to its revenue [1] Group 2 - From the perspective of fund holdings, Dachen Fund has a significant position in Shenghong Technology, with its Dachen Technology Innovation Mixed A Fund (008988) holding 215,500 shares, representing 8.83% of the fund's net value, making it the fourth-largest holding [2] - The Dachen Technology Innovation Mixed A Fund was established on April 29, 2020, with a current scale of 157 million CNY, achieving a year-to-date return of 101.96% and ranking 49th out of 8,172 in its category [2] - The fund has a one-year return of 154.63%, ranking 56th out of 7,980 in its category, and a cumulative return since inception of 171.61% [2]