ZTGM(SH:603559) Mei Ri Jing Ji Xin Wen·2025-11-25 09:43Group 1 - The core point of the article is that ST Tongmai (SH 603559) announced a board meeting to discuss amendments to governance systems, while also revealing its revenue composition for 2024, with a significant reliance on communication technology services [1][1][1] - As of the report, ST Tongmai has a market capitalization of 3.3 billion yuan [1][1][1] - The revenue breakdown for ST Tongmai in 2024 shows that communication technology services account for 98.56%, other businesses for 1.39%, and miscellaneous for 0.05% [1][1][1] Group 2 - The article mentions that another company, identified as 688496, is under investigation by the China Securities Regulatory Commission due to a significant loss exceeding 100 million yuan shortly after its IPO, with its main customer reducing purchases [1][1][1]