Reminder, record.
The first is to remind you of your debt and give you psychological hints by ringing the phone. The second possibility is to increase the collection salesperson’s call records. Third, it is possible to collect evidence that you do not answer collection calls, so that further measures can be taken against you.
Ebright credit card collection process: The first stage: SMS collection. The second stage: phone collection. The third stage: letter collection. The fourth stage: third-party company collection. The fifth stage: sue in court.