On December 10, a total of 24 companies announced share buyback-related announcements. Among them, 7 companies disclosed share buyback plans for the first time, 1 company's buyback plan was approved by the shareholder meeting, 4 companies disclosed the implementation progress of share buybacks, and 12 companies' buyback plans have been fully implemented. From the perspective of the first disclosure of buyback plans, a total of 4 companies' buyback plan amounts exceeded 10 million on that day. Hangzhou Hikvision Digital Technology, Beijing Bayi Space LCD Technology Co., Ltd., and Jade Bird Fire had the highest buyback plan amounts, intending to repurchase no more than 2.5 billion yuan, 0.1 billion yuan, and 86.1216 million yuan respectively. From the perspective of shareholder meeting approval of buyback plans, a total of 1 company had a buyback plan exceeding 10 million. Henghui Security's buyback amount is the highest, intending to repurchase no more than 60 million yuan.