Why is there no SMS notification for vehicle violation?

Car violation If the owner registers the mobile phone number when registering the vehicle, there will be corresponding SMS notification for the violation of the vehicle; If you don't have or change your mobile phone number, you should register or update your information at the vehicle management office as soon as possible. Otherwise, there will be no SMS notification, which can only be found out when the car is inspected, and there will be SMS notification after registration or update.

: According to Article 70 of Ministry of Public Security 123?

If the contact telephone number, address and other information of the driver of a motor vehicle changes, and the information of the driver's business unit holding the driver's license of a large bus, tractor, city bus, medium-sized bus or large truck changes, it shall be filed with the vehicle management office where the driver's license is issued within 30 days after the information changes.