北方铜业：2025年第一季度净利润3.71亿元，同比增长57.29%

Group 1 - The core point of the article is that Northern Copper Industry (000737) reported significant growth in its financial performance for the first quarter of 2025, with revenue reaching 6.838 billion yuan, representing a year-on-year increase of 23.56% [1] - The net profit for the same period was 371 million yuan, showing a substantial year-on-year growth of 57.29% [1]