10月22日增减持汇总：暂无增持 泰凌微等10股减持（表）

Group 1 - On October 22, no A-share listed companies disclosed any increase in shareholding [1] - A total of 10 A-share listed companies announced share reductions, including Tai Lingwei, Jindan Technology, Shenlian Biology, Qianyuan Pharmaceutical, Hengsheng Energy, Zhengfan Technology, Lanshi Heavy Industry, Haiguo Co., Ganfeng Lithium, and Hengsuo Co. [1] Group 2 - Tai Lingwei's second largest shareholder, the National Big Fund, plans to reduce its stake by no more than 2% [2] - Jindan Technology's shareholder, Guangzhou Chengxin, intends to reduce its stake by no more than 1.05% [2] - Shenlian Biology's shareholder, UB, plans to reduce its stake by no more than 3% [2] - Qianyuan Pharmaceutical's shareholder, Weng Zhangguo, intends to reduce its stake by no more than 3% [2] - Zhengfan Technology's directors and supervisors plan to collectively reduce their stake by no more than 1.88% [2] - Hengsheng Energy's actual controller has already reduced his stake by 501,600 shares [2] - Lanshi Heavy Industry's shareholder, Hualing Xianggang, plans to reduce its stake by no more than 1% [2] - Haiguo Co.'s shareholder, Yujian Chuangtou, intends to reduce its stake by no more than 0.9965% [2] - Ganfeng Lithium's vice president, Fu Lihua, plans to reduce his stake by no more than 40,000 shares [2] - Hengsuo Co.'s shareholders collectively plan to reduce their stake by no more than 3% [2]