The books on railway engineering knowledge mainly included: Code for Design of Railroad Routes 2. Code for the maintenance of railway tracks 3 " Practice Manual of the Public Works of the Railroad " 4. Standard for Quality Inspection of the Track Engineering 5. Guide to Construction Techniques of the Track Line Safety Operation Management of Track Lines These books covered all aspects of railway engineering, including the design, maintenance, construction, and operation management of the track. Reading these books could help people better understand the relevant knowledge and practical skills of railway engineering.