Lights from the "Tang Dynasty Everbright City" illuminate Xi'an, capital city of Northwest China's Shaanxi Province during the Spring Festival holiday on February 5, 2019. (Photos: VCG)

Lights from the "Tang Dynasty Everbright City" illuminate Xi'an, capital city of Northwest China's Shaanxi Province during the Spring Festival holiday on February 5, 2019.

Lights from the "Tang Dynasty Everbright City" illuminate Xi'an, capital city of Northwest China's Shaanxi Province during the Spring Festival holiday on February 5, 2019.

Lights from the "Tang Dynasty Everbright City" illuminate Xi'an, capital city of Northwest China's Shaanxi Province during the Spring Festival holiday on February 5, 2019.

Lights from the "Tang Dynasty Everbright City" illuminate Xi'an, capital city of Northwest China's Shaanxi Province during the Spring Festival holiday on February 5, 2019.

Lights from the "Tang Dynasty Everbright City" illuminate Xi'an, capital city of Northwest China's Shaanxi Province during the Spring Festival holiday on February 5, 2019. (Compiled by Bao Han)