Yung Su Technology: The actual controller and its concerted action parties signed the "Supplementary Agreement to the Concerted Action Agreement"

Announcement from Xiong Technology: The "Agreement of Joint Action" signed by Mr. Huang Ganxiong, the actual controller of the company, and his concerted action parties Mr. Huang Jinxi, Mr. Huang Mingxiong, Foshan Xiongjin Investment Co., Ltd., and Guangdong Mingxi Investment Private Equity Fund Management Co., Ltd. on November 17, 2022 is about to expire. In order to ensure the stability of the company's operation and the efficiency of decision-making, all parties signed a "Supplementary Agreement to the Agreement of Joint Action" on November 14, 2025, extending the validity period of the original agreement by six months.