盛弘股份股价连续3天上涨累计涨幅12.37%，南方基金旗下1只基金持228.77万股，浮盈赚取1022.6万元

Core Insights - Shenghong Co., Ltd. has seen a stock price increase of 12.37% over the past three days, currently trading at 40.65 CNY per share with a market capitalization of 12.715 billion CNY [1] Company Overview - Shenghong Electric Co., Ltd. was established on September 28, 2007, and went public on August 22, 2017. The company is located in the Nanshan District of Shenzhen, Guangdong Province [1] - The main business activities include research, production, sales, and service of power electronic equipment. The revenue composition is as follows: electric vehicle charging equipment 46.42%, new energy power conversion equipment 20.82%, industrial supporting power supply 20.53%, battery testing and formation equipment 9.78%, and others 2.45% [1] Shareholder Information - Among the top ten circulating shareholders, a fund under Southern Fund holds a position in Shenghong Co., Ltd. The Southern CSI 1000 ETF (512100) reduced its holdings by 16,000 shares in the third quarter, now holding 2.2877 million shares, which accounts for 0.85% of the circulating shares [2] - The ETF has generated a floating profit of approximately 640,600 CNY today and a total floating profit of 10.226 million CNY during the three-day stock price increase [2] Fund Manager Profile - The fund manager of Southern CSI 1000 ETF (512100) is Cui Lei, who has been in the position for 6 years and 357 days. The total asset size of the fund is 122.76 billion CNY, with the best fund return during the tenure being 178.9% and the worst being -15.93% [3]