China's New Bullet Trains SHOCKED!! American Engineers | 中国最新高速列车让美国工程师惊呆了
Nexth Admin
The increasing speed of transportation has made the world smaller and smaller, made the communication between countries easier, and more importantly, made people's lives more convenient. Chinese engineers set a new world record for a high-speed speed of an incredible 620 km / h.
China's New Bullet Trains SHOCKED!! American Engineers | 中国最新高速列车让美国工程师惊呆了