Photo taken on Oct. 11, 2021 shows a Hexie high-speed train arriving at Beijing North Railway Station. China launched a new train schedule starting on Monday. The number of high-speed trains linking Beijng-Zhangjiakou increases to 62, marking Hexie trains to run Beijing-Zhangjiakou line for the first time. (Photo/China News Service)
Photo taken on Oct. 11, 2021 shows the Hexie high-speed train bound for Zhangjiakou, the co-host city of the Beijing 2022 Winter Olympics, at Beijing North Railway Station, Beijing. (Photo/China News Service)
Photo taken on Oct. 11, 2021 shows the Hexie high-speed train bound for Zhangjiakou, the co-host city of the Beijing 2022 Winter Olympics, at Beijing North Railway Station, Beijing. (Photo/China News Service)
Photo taken on Oct. 11, 2021 shows the Hexie high-speed train bound for Zhangjiakou, the co-host city of the Beijing 2022 Winter Olympics, at Beijing North Railway Station, Beijing. (Photo/China News Service)