科华数据股价跌5.19%，中银证券旗下1只基金重仓，持有3.17万股浮亏损失12.52万元

Group 1 - The core point of the news is that Kehua Data's stock price has dropped by 5.19% to 72.12 CNY per share, with a trading volume of 293 million CNY and a turnover rate of 0.88%, resulting in a total market capitalization of 37.172 billion CNY [1] - Kehua Data, established on March 26, 1999, and listed on January 13, 2010, specializes in the production and sales of UPS power supplies for information equipment and industrial power [1] - The company's main business revenue composition includes: 49.62% from new energy products, 21.01% from data center products, 16.43% from IDC services, 11.77% from smart power products, and 1.17% from other sources [1] Group 2 - According to data from the top ten heavy stocks of funds, one fund under Bank of China Securities holds a significant position in Kehua Data, with 31,700 shares held, accounting for 2.2% of the fund's net value, ranking as the seventh largest heavy stock [2] - The Bank of China Securities Domestic Demand Growth Mixed A Fund (013755) has a current scale of 51.129 million CNY and has achieved a year-to-date return of 44.66%, ranking 1373 out of 8173 in its category [2] - The fund has a one-year return of 57.24%, ranking 2588 out of 7996, but has experienced a cumulative loss of 42.89% since its inception on November 9, 2021 [2]