The way for old users to check whether they have filled in the invitation code for their account. They can also check if they have any invited users with commission rebates. If there is an inviter but the ratio is not displayed and the individual is unaware, it indicates that the inviter has not set the automatic portion and the previous fees have been completely absorbed. (Note: The 10% automatic portion for the contract part is only available for new users in the first month) #邀请码