瑞安建业(00983)：郑家恒获委任为公司秘书

Group 1 - The company announced that Ms. Chen Ruohua will retire from her position as company secretary effective August 1, 2025 [1] - Mr. Zheng Jiaheng has been appointed as the new company secretary, also effective August 1, 2025 [1] - Mr. Zheng joined the company as deputy company secretary in March 2025 [1]