The informatization plays a significant role in ensuring safety, improving efficiency, controlling cost and increasing benefit of high-speed railway. This paper firstly reviews the construction achievements and the present situation of the informatization construction of China high-speed railway. Moreover, the function and the key technologies of the main information system are analyzed. Then, the concept and the characteristics of the intelligent high-speed railway are discussed. Lastly, the paper analyzes the main development directions of the intelligent high-speed railway.

high-speed railway  /  informatization  /  intelligent high-speed railway