How to rename a Chinese Odyssey 2?

If there is a player with the same name, you can change it at the palace for free, otherwise you will have to pay.

NPC name: Ban Hong

NPC Location: Palace140,37

Rules for modifying nickname fees:

Rules of expenses for modifying nicknames: base point+(number of modifications *300)- (time interval * 150) (less than 600 or negative number, take base point).

Base point: 600 points

Number of months since the name was last modified (30 days equals 1 month)

Time difference: 1= 1 month =30 days (integer, less than 30 days means 0 days).

You can only change your name once a month.