1. Contact the buyer: on the order management page, click the buyer's name under the order details to open the contact buyer form. Sellers can communicate with buyers through the "buyer-seller message service".
2. Find the order notification email: Find the order notification email in the platform, and the buyer's anonymous email, including anonymous email and phone number, will be displayed.
3. Call Amazon customer service: You can also call Amazon customer service at 4008 105666, and ask customer service to help you check whether this buyer has reserved other contact information.