Group 1 - The core point of the news is that Xuguang Electronics has experienced a significant decline in stock price, dropping 5.11% to 16.35 CNY per share, with a total market capitalization of 13.57 billion CNY [1] - Xuguang Electronics has seen a cumulative decline of 4.7% over the past four trading days, indicating a downward trend in its stock performance [1] - The company, established in 1994 and listed in 2002, specializes in metal ceramic electric vacuum devices, high and low voltage power distribution equipment, and optoelectronic components [1] Group 2 - According to data, the Noan Fund holds a significant position in Xuguang Electronics, with the Noan Jingxin Mixed Fund owning 139,200 shares, representing 4.71% of the fund's net value [2] - The Noan Jingxin Mixed Fund has incurred a floating loss of approximately 122,500 CNY today, with a total floating loss of 118,300 CNY over the past four days [2] - The Noan Jingxin Mixed Fund has shown strong performance this year, with a return of 54.38% and a ranking of 824 out of 8172 in its category [2]