超频三股价跌5.01%，银华基金旗下1只基金重仓，持有4.5万股浮亏损失1.8万元

Group 1 - The core point of the news is that ChaoPing San's stock price has dropped by 5.01%, currently trading at 7.58 yuan per share, with a total market capitalization of 3.466 billion yuan [1] - ChaoPing San Technology Co., Ltd. is based in Shenzhen, Guangdong, and was established on April 27, 2005, with its IPO on May 3, 2017 [1] - The company's main business includes the research, production, and sales of electronic product cooling devices, lithium battery cathode materials, and LED lighting fixtures, along with providing high-quality energy management and lighting engineering services to downstream customers [1] Group 2 - The revenue composition of ChaoPing San's main business is as follows: lithium-ion battery materials 46.35%, cooling products 28.92%, other products 15.77%, LED lighting fixtures 5.04%, and lighting engineering 3.92% [1] - From the perspective of fund holdings, one fund under Yinhua Fund has a significant position in ChaoPing San, with the 2000 Enhanced ETF holding 45,000 shares, accounting for 0.71% of the fund's net value [2] - The 2000 Enhanced ETF has a total scale of 44.1959 million yuan and has achieved a year-to-date return of 49.29%, ranking 634 out of 4,216 in its category [2]