This aerial photo taken on Dec. 14, 2022 shows Kaiyuannan Railway Station of Mile-Mengzi high-speed railway in southwest China's Yunnan Province. The 107-km railway will link the cities of Mile and Mengzi, both located in Yunnan's Honghe Hani and Yi Autonomous Prefecture. Passenger trains operating on the railway are due to travel at 250 km per hour. (Xinhua/Wang Guansen)

 

 

This photo taken on Dec. 14, 2022 shows a service center at Kaiyuannan Railway Station of Mile-Mengzi high-speed railway in southwest China's Yunnan Province. The 107-km railway will link the cities of Mile and Mengzi, both located in Yunnan's Honghe Hani and Yi Autonomous Prefecture. Passenger trains operating on the railway are due to travel at 250 km per hour. (Xinhua/Wang Guansen)

 

 

Conductors pose for a photo on a trial running train of Mile-Mengzi high-speed railway in southwest China's Yunnan Province, Dec. 14, 2022. The 107-km railway will link the cities of Mile and Mengzi, both located in Yunnan's Honghe Hani and Yi Autonomous Prefecture. Passenger trains operating on the railway are due to travel at 250 km per hour. (Xinhua/Wang Guansen)

 

 

Conductors perform on a trial running train of Mile-Mengzi high-speed railway in southwest China's Yunnan Province, Dec. 14, 2022. The 107-km railway will link the cities of Mile and Mengzi, both located in Yunnan's Honghe Hani and Yi Autonomous Prefecture. Passenger trains operating on the railway are due to travel at 250 km per hour. (Xinhua/Wang Guansen)