See how China’s bullet trains undergo shower, ultrasonic maintenance ahead of holiday season

For more: In preparation for the imminent Spring Festival travel rush, considered the world’s largest annual human migration, more than 50 maintenance centers for high-speed trains are working hard to guarantee a safe journey for Chinese passengers. CGTN reporter visits one of the centers, in central China’s Wuhan, to learn about what happens behind the scenes. Subscribe to us on YouTube: Download our APP on Apple Store (iOS): Download our APP on Google Play (Android):