Discover how Chinese railway has become nation's pride
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The video, narrated by Lyu Guanren, a senior engineer of track maintenance department, Jinan Railway Bureau, shows how Chinese railway has developed from 70 years ago when it was behind many countries.
It's a kaleidoscope through which you will see fascinating changes happening in China.
Watch the video, the fourth in our series New China at 70, and see what you may discover about Chinese railway.