中铁建工具有建筑、铁路、公路3项施工总承包特级资质，5项工程设计甲级资质，3项房地产开发一级资质，2项物业服务企业一级资质，1项军工涉密资质，19项施工一级资质。立足于房建工程、基础设施工程、房地产、设计四大业务板块，统筹协调路内、路外、海外三大市场，形成了投资、设计、施工、安装装饰、物业管理一体化的全产业链发展优势。

China Railway Construction Engineering Group Co., Ltd. has 3 special grade construction general contracting qualifications for construction, railway and highway, 5 grade a engineering design qualifications, 3 grade I real estate development qualifications, 2 grade I property service enterprise qualifications, 1 military secret related qualification and 19 grade I construction qualifications. Based on the four business segments of real estate construction engineering, infrastructure engineering, real estate and design, it has coordinated the three major markets inside the road, outside the road and overseas, forming the development advantage of the whole industry chain integrating investment, design, construction, installation and decoration and property management.