中化岩土：罗小凤因达到法定退休年龄，辞去公司董事会秘书职务

Group 1 - The revenue composition of Zhonghua Geotechnical for the year 2024 is as follows: foundation treatment accounts for 45.1%, airport engineering for 28.13%, municipal engineering for 23.56%, other services for 2.96%, and equipment leasing and sales for 0.24% [1] Group 2 - Zhonghua Geotechnical announced the resignation of its board secretary, Ms. Luo Xiaofeng, due to reaching the legal retirement age. After her resignation, she will not hold any position in the company or its directly or indirectly held companies [3]