2) Personal payment can be made at the patent agency in Zhuhai, directly find a patent agency online and pay by yourself.
3) If there are no formalities, bring your certificate or admission notice. Just pay directly when you go.
4) The nature of communication between agents and individuals is the same.
5) I can't find a place, I don't know the procedure, and I want to save trouble and find an agent. Generally, an agent pays a patent fee of 100 yuan every year.