Introduction of worry-free driving function

1. Inquire about violation information: reply "license plate number+space+last six digits of engine number" to inquire about all violation information of vehicles; 2. Inquire about driver's license points: Jiangsu driver's license replies with "driver's license number" to check the current driver's license points; 3, online payment: you need to install worry-free mobile phone applications, you can pay online.