Amazon cross-site brand authorization method:

1. After successfully registering PingPong, enter the store binding page and fill in the seller information: store name, select the country where the store is located (multiple choices)2. After filling in the seller information, click "Go to Amazon backend authorization" 1. Log in to Amazon seller backend 2. Check the authorization agreement and click Next 3. Click Continue and return to PingPong to complete the authorization3. Add the collection account to the Amazon backend 1. Enter the PingPong backend to obtain the account information: Store Management → Store Name → Account Basic Information 2. Log in