If you have not entered the referral code when signing up, you can refill it if the following conditions are met：
- The registration time has not exceeded 14 days and has not used any bot tools (manual trade is not counted)
- If you have created bot tools (manual trade is not counted), can only refill the referral code within 72 hours.
WEB： Click the account avatar at the top right of the page - “Account settings” - “Referrals” and enter the code.
APP： Click "Account" > “Settings” > ”Profile” and enter the referral code you want to fill in the "Referral code" field.