Users find nearby free parking spaces through WeChat applet
The user scans the parking space lock QR code through the WeChat applet
App informs the platform system, places an order, unlocks, and starts billing
The parking lock receives the command and drops the lever
The owner drove into the parking space and parked the car
The owner picks up the car and leaves, the parking lock bar automatically rises and returns to Idle state
WeChat auto-complete deduction function