Photo shows a train leaving a subway station in Southwest China's Chongqing, on March 11, 2019. Haitangxi Station, a light rail station on a loop line in Chongqing, became popular online for its vibrant appearance at night. (Photos: VCG)

Photo shows a train leaving a subway station in Southwest China's Chongqing, on March 11, 2019. Haitangxi Station, a light rail station on a loop line in Chongqing, became popular online for its vibrant appearance at night.

Haitangxi Station, a light rail station on a loop line in Chongqing, became popular online for its vibrant appearance at night.