1. First, we click on the seller center above to enter the seller's interface.

2. After entering the seller's interface, we select the member relationship management under the marketing center on the left.

3. Then click, we want to subscribe to this service, it's free, just subscribe directly.

4. After subscribing, we can enter the management mode. We can first set the member level. We can set the transaction amount or number of transactions.

5. After the setting is completed, we can basically set it to automatic upgrade.

6. What we have to pay attention to is that after setting, the buyer's level will only rise, not fall, unless we adjust it ourselves.

7. If we manage it, we can set it ourselves. Click on the name to set his membership level.