大元泵业(603757.SH)：韩元再、徐伟建拟协议转让不超5.05%股份

Group 1 - The core point of the article is that Dayuan Pump Industry (603757.SH) announced a change in its controlling shareholders and actual controllers, with a group of individuals forming a concerted action relationship [1] - The individuals involved in the concerted action are Han Yuanzai, Han Yuanping, Han Yuanfu, Wang Guoliang, and Xu Weijian [1] - The plan includes the transfer of up to 9,405,000 shares, which represents no more than 5.05% of the company's total share capital, within three months from the announcement date [1]