The China Railway 25th Bureau Group is a wholly-owned subsidiary of China Railway Construction Corporation, a Fortune 500 company, and is a national super large construction and construction enterprise group approved and registered by the State Administration for Industry and Commerce. Its headquarter is located in Guangzhou.

The group has special qualifications for general contracting of railway engineering, highway engineering, and construction engineering, Grade A qualification for railway industry engineering design, highway industry engineering design, construction industry engineering design, and Grade A qualification for foreign aid package projects. , More than 80 professional qualifications in the field of construction, steel structure, electromechanical, fire protection, etc. It has the ability to implement the entire industry chain in engineering fields such as investment, design, construction, supervision, and scientific research.