People show an art piece on Beijing 2022 before boarding the Winter Olympics 5G Express, the world's first high-speed train that has a studio powered by 5G tech, connecting Beijing and co-host city Zhangjiakou, which are 180 kilometers apart, January 21, 2022. /CFP
People show an art piece on Beijing 2022 before boarding the Winter Olympics 5G Express, the world's first high-speed train that has a studio powered by 5G tech, connecting Beijing and co-host city Zhangjiakou, which are 180 kilometers apart, January 21, 2022. /CFP