A team of CGTN journalists sets off from China's capital Beijing for three routes: nearby Zhangjiakou, Guangzhou to the south, and Shanghai on the east. Plus, they will also visit a fourth destination on "the roof of the world" – Tibet, which features the world's highest railway. Join CGTN on a thrilling journey through China's high-speed rail network for stories of people and culture and a glimpse of the rapid development of China on track.