A model seen in front of the 5G bullet train at the launching ceremony of the livestreaming studio on the high-speed railway between Beijing and Zhangjiaou, the co-host cities of the 2022 Winter Games, January 6, 2022. /CGTN

An external view of world's first 5G Express on the Beijing-Zhangjiakou high-speed railway, January 6, 2022. /CGTN

An internal view of world's first 5G Express on the Beijing-Zhangjiakou high-speed railway, January 6, 2022. /CGTN

CGTN's Tian Wei (L) with guests at the studio that features 5G+4K/8K+AI technology in ultra-high-definition (UHD) on the 5G Winter Olympics Express, on the Beijing-Zhangjiakou high-speed railway, January 6, 2022. /CGTN

A CMG broadcasting team conducting a livestream on the 5G Express on the Beijing-Zhangjiakou high-speed railway, January 6, 2022. /CGTN

CGTN's Tian Wei (L) with guests at the studio that features 5G+4K/8K+AI technology in ultra-high-definition (UHD) on the 5G Winter Olympics Express, on the Beijing-Zhangjiakou high-speed railway, January 6, 2022. /CGTN

A CMG broadcasting team is conducting a livestream on the 5G Winter Olympics Express, on the Beijing-Zhangjiakou high-speed railway, January 6, 2022. /CGTN

A CMG broadcasting team is conducting a livestream on the 5G Winter Olympics Express, on the Beijing-Zhangjiakou high-speed railway, January 6, 2022. /CGTN

A CMG broadcasting team is seen conducting a livestream on the 5G Winter Olympics Express, on the Beijing-Zhangjiakou high-speed railway, January 6, 2022. /CGTN