2. China Railway is different from China Railway Construction Subsidiary: China Railway's wholly-owned subsidiaries mainly include China Railway No.1 Bureau to China Railway No.10 Bureau, as well as China Railway Construction Engineering Group, China Railway Bridge Bureau, China Railway Tunnel Bureau, China Railway Electrification Bureau, China Railway Second Hospital and China Railway Consulting. And participate in the China Railway Third Hospital. The wholly-owned subsidiaries of China Railway Construction mainly include: China Railway 11th Bureau to China Railway 25th Bureau, etc.
3. The operating characteristics of China Railway and China Railway Construction are different: R&D strength: China Railway has a strong R&D capability, a number of national enterprise technology centers and laboratories, and many senior professional technicians and patented technologies. China Railway Construction is relatively weak in R&D, but it pays attention to technology introduction and independent innovation, and is gradually improving its R&D strength. Management level: China Railway has a high level in enterprise management, quality control and safety production, and has won many national honors and awards. China Railway Construction has made outstanding achievements in enterprise management and project management. The company pays attention to detail management and constantly improves its management level.