Episode 4: The development speed of Chinese railways

Within 40 years of reforming and opening-up, from "Green trains" to "Fuxing high speed train", from north China to the south, from "Foreign Gene" to "Pure China", China's railway development is undergoing tremendous changes.

This is the development speed of Chinese railways, but also a brilliant achievement of China's development in the past 40 years of reform and opening-up.