How soon can Yangzhou find out whether it is illegal?

If Yangzhou violates the rules, it will be found in about 10 days.

Because the violations mentioned in the description are generally motor vehicle violations, motor vehicle violations are generally collected through electronic monitoring and photographing. According to "Procedures for Handling Illegal Acts in Road Traffic Safety": "Within 10 days from the date when the illegal acts are collected by the traffic technology monitoring equipment, the traffic management department of the public security organ in the place where the illegal acts occur shall review the records and enter them into the road traffic violation information management system as evidence of the illegal acts." So according to the description, if Yangzhou violates the rules, it will be found in about 10 days.