凌钢股份：累计回购575.58万股

Group 1 - The company, Lingang Co., Ltd. (SH 600231), announced a share buyback of 5.7558 million shares, representing 0.2% of its total share capital, with a total expenditure of RMB 10.7875 million [1][1][1] - The highest and lowest prices for the repurchased shares were RMB 2.07 and RMB 1.71 per share, respectively [1][1][1] - As of the report date, Lingang Co., Ltd. has a market capitalization of RMB 5.9 billion [1][1][1] Group 2 - For the fiscal year 2024, the company's revenue composition indicates that black metal smelting and rolling processing accounted for 94.66% of total revenue, while other businesses contributed 5.34% [1][1][1]