Core Insights - Guangku Technology's stock surged by 20%, reaching an all-time high [1] - Several other companies, including Dekoli, Ruiskanda, Kecuan Technology, and others, also saw significant stock performance, with many stocks hitting the limit up [1] - Notable gains were observed in stocks like Juguang Technology, Changxin Bochuang, Kexin Technology, and Shengyi Electronics, which all increased by over 10% [1] Company Performance - Guangku Technology achieved a 20% increase in stock price, marking a historic peak [1] - Dekoli, Ruiskanda, Kecuan Technology, Huilyu Ecology, Hushun Electric, Zhongcai Technology, and Tefa Information also experienced stock price limits [1] - Juguang Technology, Changxin Bochuang, Kexin Technology, and Shengyi Electronics recorded gains exceeding 10% [1]