严牌股份：控股股东一致行动人拟增持不低于1700万元且不超过3400万元公司股份

Group 1 - The company announced that its controlling shareholder and actual controller's concerted action partner, Youfeng Investment, plans to increase its holdings of the company's A-shares within six months from the announcement date [1] - The total amount of the planned increase is no less than RMB 17 million and no more than RMB 34 million, with the increase not exceeding 5% of the company's total share capital [1] - The funding for the increase will come from Youfeng Investment's own funds and special loans [1]