A shared bicycle management system based on a block chain

The invention discloses a shared bicycle management system based on a block chain, comprising: a plurality of nodes located in the same block chain network, wherein the plurality of nodes comprise atleast one street lamp type electronic fence node; The electronic fence node of street lamp type comprises a Bluetooth communication module, a wireless communication module and a controller. A Bluetooth communication module, a wireless communication module and a control are arranged in that street lamp; A Bluetooth communication module and the wireless communication module is electrically connectedwith the controller; The controller includes a processor and a memory and is used for executing the following methods: acquiring node data uploaded by all nodes within a predetermined period of time,and performing hashing operation according to the node data and the block head data of the previous block to attempt to generate a block, the node data including parking data of a shared bicycle; When a block is successfully g