If a 337 user wants to remove him from the blacklist, he can submit tickets through the online customer service, describing the appropriate conditions. Customer service personnel will submit the problem to the responsible person for checking. If malicious transactions can be ruled out, user accounts can be removed from the blacklist.
In the recharge process, if users have had fraud behavior (for example: ① With successful recharge, user makes malicious refund; ② multiple large refund; ③ multiple games refund., Etc.), UID of the user will be automatically blacklisted, then the player can submit tickets to customer service staff for advisory but cannot log in 337 platform.