1. Open the Binance wallet on your phone and click 'Invite Friends'

2. Copy your invitation code and send it to your friends;

3. Click the button to enter the invitation code yourself;

4. Enter your friend's invitation code and then click confirm;

5. Both you and your friend should use the Binance wallet web version to trade any token worth 50u.

If you don't have an invitation code, you can also enter the invitation code: SABVDXBV on the computer web version web3.binance.com/referral?ref=S… to reduce the fee by 10%.