It is called "collection", and they will start calling you. Based on these conditions, the service supervisor who accepts the complaint can filter out who will answer your call. Even if you didn't remember the customer service employee number clearly at first. In fact, if you have an objection to a certain customer service, you can call and complain about that customer service. You just need to remember the time and end time of the customer service call. The bank has a group of people specially raised, as well as the gender of the customer service. money, just explain it when making a complaint