Bike-sharing revolution aims to put China back on two wheels

From Shanghai to Sichuan, schemes are being rolled out to slash congestion, cut air pollution – and spin a profitEven through Beijing’s nicotine-tinged smog you can make out the multi-coloured frames, gliding through the pea soup towards a greener future.
In recent months an unmissable fleet of fluorescent orange, canary yellow and ocean blue bicycles has hit the streets of urban China as part of a hi-tech bike-sharing boom that entrepreneurs hope will make them rich while simultaneo