This photo taken on Feb. 25, 2023 shows unmanned vehicles transporting containers at an automatic container terminal at Qinzhou Port in south China"s Guangxi Zhuang Autonomous Region. As of Feb. 23 this year, the New International Land-Sea Trade Corridor saw 107,000 TEU containers transported by the rail-sea intermodal freight trains, up 9.25 percent year on year. (Xinhua/Zhang Ailin)

This photo taken on Feb. 25, 2023 shows an automatic container terminal at Qinzhou Port in south China"s Guangxi Zhuang Autonomous Region. As of Feb. 23 this year, the New International Land-Sea Trade Corridor saw 107,000 TEU containers transported by the rail-sea intermodal freight trains, up 9.25 percent year on year. (Xinhua/Zhang Ailin)

This aerial photo taken on Feb. 25, 2023 shows the container terminal at Qinzhou Port in south China"s Guangxi Zhuang Autonomous Region. As of Feb. 23 this year, the New International Land-Sea Trade Corridor saw 107,000 TEU containers transported by the rail-sea intermodal freight trains, up 9.25 percent year on year. (Xinhua/Zhang Ailin)

This aerial photo taken on Feb. 25, 2023 shows the container terminal at Qinzhou Port in south China"s Guangxi Zhuang Autonomous Region. As of Feb. 23 this year, the New International Land-Sea Trade Corridor saw 107,000 TEU containers transported by the rail-sea intermodal freight trains, up 9.25 percent year on year. (Xinhua/Zhang Ailin)

This aerial photo taken on Feb. 25, 2023 shows an automatic container terminal at Qinzhou Port in south China"s Guangxi Zhuang Autonomous Region. As of Feb. 23 this year, the New International Land-Sea Trade Corridor saw 107,000 TEU containers transported by the rail-sea intermodal freight trains, up 9.25 percent year on year. (Xinhua/Zhang Ailin)

This photo taken on Feb. 25, 2023 shows a rail-sea intermodal freight train departing from Qinzhou Port East Railway Station in south China"s Guangxi Zhuang Autonomous Region. As of Feb. 23 this year, the New International Land-Sea Trade Corridor saw 107,000 TEU containers transported by the rail-sea intermodal freight trains, up 9.25 percent year on year. (Xinhua/Zhang Ailin)

This aerial photo taken on Feb. 25, 2023 shows rail-sea intermodal freight trains at Qinzhou Port Railway Station in south China"s Guangxi Zhuang Autonomous Region. As of Feb. 23 this year, the New International Land-Sea Trade Corridor saw 107,000 TEU containers transported by the rail-sea intermodal freight trains, up 9.25 percent year on year. (Xinhua/Zhang Ailin)