A crane operates at the load-transfer yard of Alataw Pass in northwest China's Xinjiang Uygur Autonomous Region, May 25, 2024. The Horgos Port and the Alataw Pass, two major railway ports in northwest China's Xinjiang Uygur Autonomous Region, have handled more than 6,400 China-Europe (Central Asia) freight train trips since the beginning of this year, according to China Railway Urumqi Group Co., Ltd. (Photo by Yu Hui/Xinhua)

This photo taken on May 29, 2024 shows a view of the load-transfer yard of Horgos Port in Horgos, northwest China's Xinjiang Uygur Autonomous Region. The Horgos Port and the Alataw Pass, two major railway ports in northwest China's Xinjiang Uygur Autonomous Region, have handled more than 6,400 China-Europe (Central Asia) freight train trips since the beginning of this year, according to China Railway Urumqi Group Co., Ltd. (Xinhua/Wang Fei)

A drone photo taken on May 25, 2024 shows freight trains waiting for departure at the Alataw Pass in northwest China's Xinjiang Uygur Autonomous Region. The Horgos Port and the Alataw Pass, two major railway ports in northwest China's Xinjiang Uygur Autonomous Region, have handled more than 6,400 China-Europe (Central Asia) freight train trips since the beginning of this year, according to China Railway Urumqi Group Co., Ltd. (Photo by Yu Hui/Xinhua)

A drone photo taken on May 25, 2024 shows freight trains waiting for departure at the Alataw Pass in northwest China's Xinjiang Uygur Autonomous Region. The Horgos Port and the Alataw Pass, two major railway ports in northwest China's Xinjiang Uygur Autonomous Region, have handled more than 6,400 China-Europe (Central Asia) freight train trips since the beginning of this year, according to China Railway Urumqi Group Co., Ltd. (Photo by Yu Hui/Xinhua)

A staff member processes international transportation documents for clients at Horgos Port in Horgos, northwest China's Xinjiang Uygur Autonomous Region, May 29, 2024. The Horgos Port and the Alataw Pass, two major railway ports in northwest China's Xinjiang Uygur Autonomous Region, have handled more than 6,400 China-Europe (Central Asia) freight train trips since the beginning of this year, according to China Railway Urumqi Group Co., Ltd. (Xinhua/Wang Fei)

This photo taken on May 29, 2024 shows a view of the load-transfer yard of Horgos Port in Horgos, northwest China's Xinjiang Uygur Autonomous Region. The Horgos Port and the Alataw Pass, two major railway ports in northwest China's Xinjiang Uygur Autonomous Region, have handled more than 6,400 China-Europe (Central Asia) freight train trips since the beginning of this year, according to China Railway Urumqi Group Co., Ltd. (Xinhua/Wang Fei)

This photo taken on May 29, 2024 shows a view of the load-transfer yard of Horgos Port in Horgos, northwest China's Xinjiang Uygur Autonomous Region. The Horgos Port and the Alataw Pass, two major railway ports in northwest China's Xinjiang Uygur Autonomous Region, have handled more than 6,400 China-Europe (Central Asia) freight train trips since the beginning of this year, according to China Railway Urumqi Group Co., Ltd. (Xinhua/Wang Fei)