中国北大荒：杨光获委任为非执行董事及董事会副主席

Group 1 - The company announced the resignation of Mr. Li Jin as a non-executive director and vice chairman of the board effective July 16, 2025 [1] - Mr. Yang Guang has been appointed as a non-executive director and vice chairman of the board, effective August 1, 2025 [1]