How many days will Zhangjiagang notice when it runs a red light?

According to relevant information: within three to fifteen days. It usually takes three to fifteen days to get a text message for running a red light. If you don't receive the SMS notification after 13 days, you should consider whether you dialed the wrong number. At this time, if you want to inquire about violations, you need to go to the relevant website or the local traffic police brigade to inquire.