Summary of Key Points Core Viewpoint - On December 26, several companies disclosed their shareholding changes, with XCMG Machinery announcing a plan for share buyback, while ten other companies, including Yongzhen Co., Xiangming Intelligent, and others, revealed intentions to reduce their shareholdings [1][3]. Group 1: Share Buyback - XCMG Machinery's controlling shareholder plans to increase its stake in the company by investing no less than 80 million yuan and no more than 160 million yuan [2][4]. Group 2: Share Reduction - Yongzhen Co. intends to reduce its shareholding by no more than 3% [5]. - Xiangming Intelligent's controlling shareholder plans to reduce its stake by no more than 1% [5]. - An employee strategic placement asset management plan for Anpeilong aims to reduce its holdings by no more than 1.25% [5]. - Lihua Co.'s actual controller and its concerted actors plan to collectively reduce their stake by no more than 1.7% [5]. - Bona Film Group's shareholders intend to reduce their holdings by no more than 3% [5]. - The second-largest shareholder of Chipone Technology, the Big Fund, plans to reduce its stake by no more than 1.7% [5]. - Huachen Equipment's actual controller plans to reduce its holdings by no more than 2% [5]. - Hopu Holdings' shareholder Zhao Kai intends to reduce his stake by no more than 2.1231% [5]. - Spring Autumn Electronics' shareholder Xinchuo Xinrong No. 7 private equity fund plans to reduce its holdings by no more than 0.74% [5]. - Tengjing Technology's shareholder Longyao Investment intends to reduce its stake by no more than 1.902% [5].