There are less and less bicycles in China because of the emergence of the cheaper and faster electric bicycle, however, bicycle is still the main transportation tool.
Although bicycle is rather small, a lot of bicycles will occupy a lot of area. Meanwhile, the theft is another major problem the bicycle owners are facing with. The 'bicycle tree' will use less area to stop your bicycle and the control panel use the fringerprint identification technology to prevent the frequent rate of theft.
