Bus stop next to a mine field.

Railway employees walk past China Railway High-speed (CRH) trains, operated by China Railway Corp., sitting in a train yard on the outskirts of Shanghai.

China Railway High-speed (CRH) trains, operated by China Railway Corp., sit in a train yard on the outskirts of Shanghai.

China Railway High-speed (CRH) trains, operated by China Railway Corp., sit in a train yard shrouded in haze on the outskirts of Shanghai.

China Railway High-speed (CRH) trains, operated by China Railway Corp., sit in a train yard shrouded in haze on the outskirts of Shanghai.

China Railway High-speed (CRH) trains, operated by China Railway Corp., sit in a train yard shrouded in haze on the outskirts of Shanghai.

A pedestrian underpass.

Railway employees walk past China Railway High-speed (CRH) trains, operated by China Railway Corp., sitting in a train yard on the outskirts of Shanghai.

China Railway High-speed (CRH) trains, operated by China Railway Corp., sit in a train yard shrouded in haze on the outskirts of Shanghai.

A worker at the top of a pole works on a power line near a new housing development.

An employee talks on a phone while monitoring screens at a maintenance control centre of China Southern Airlines Co.

An employee stands in front of a screen displaying airline routes at a maintenance control centre of China Southern Airlines Co.

Aeroplanes sit on the tarmac at the Baiyun International Airport.

A worker at the top of a pole works on a power line near a new housing development.

A high speed train pulls out of the Guangzhou East Railway Station.