正丹股份：控股股东减持490万股完毕

Group 1 - The controlling shareholder, Hexing Enterprise Co., Ltd., reduced its stake in Zhengdan Co., Ltd. by 4.9 million shares, accounting for 0.9324% of the total share capital [1] - After the reduction, Hexing Enterprise holds 12.362 million shares, representing 23.5223% of the total share capital [1] - The reduction plan has been completed in compliance with relevant laws and regulations, and will not lead to a change in the control of the listed company [1]