WUS(SZ:002463) Xin Lang Cai Jing·2025-09-22 02:44Group 1 - The core viewpoint of the news is that Huadian Co., Ltd. (沪电股份) experienced a stock price increase of 5.22%, reaching 79.86 CNY per share, with a trading volume of 2.409 billion CNY and a market capitalization of 153.649 billion CNY as of September 22 [1] - Huadian Co., Ltd. is located in Kunshan, Jiangsu Province, and was established on April 14, 1992. The company was listed on August 18, 2010, and its main business involves the research, production, and sales of printed circuit boards (PCBs) [1] - The revenue composition of Huadian Co., Ltd. shows that PCB business accounts for 95.98% of total revenue, while other supplementary businesses contribute 4.02% [1] Group 2 - Among the top ten circulating shareholders of Huadian Co., Ltd., Huatai-PB Fund's Huatai-PB CSI 300 ETF (510300) increased its holdings by 2.1167 million shares in the second quarter, bringing its total shares to 24.0405 million, which represents 1.25% of the circulating shares [2] - The estimated floating profit for Huatai-PB CSI 300 ETF (510300) today is approximately 95.2006 million CNY [2] - The Huatai-PB CSI 300 ETF (510300) was established on May 4, 2012, with a latest scale of 374.704 billion CNY. Year-to-date returns are 16.91%, ranking 2904 out of 4222 in its category, while the one-year return is 44.07%, ranking 2285 out of 3813 [2]