Bike-sharing firms forced to slam on the brakes

Local authorities ban moves to expand cycle fleets after parking chaos, traffic congestion and public safety concerns

China's bike-sharing craze is causing parking chaos, traffic congestion and is a safety hazard.

Bans on expanding cycle fleets in Beijing, Shanghai, Shenzhen, Wuhan and Guangzhou, as well as eight other cities, have been wheeled out by local authorities.