How to register the illegal vehicle information short message service provided by Guizhou traffic network?

The way for motor vehicles to subscribe to SMS platform is as follows: Mobile users edit "P+ license plate number+license plate number (last 6 digits)" and send it to 03777. License plate type: 0 1 indicates yellow truck, 02 indicates blue truck, 06 indicates black truck, 07 indicates tricycle, and 08 indicates moped. For example, your blue brand vehicle with license plate number A 12345 needs to order this short message, edit the short message "P02A 12345" and send it to 03777. Unicom users edit the short message "P" and send it to 8877. They can customize the short messages sent by the information platform by inputting the same model code as the mobile users.