大概可以这么表述，你按照实际更改，范文如下：
Dear customer ：
Thank you for purchasing our product，your order's shipment has already been sent out, the shipment will be delivered shortly, you will receive an e-mail with a tracking number from Amazon ，You will also be able to view your order status and tracking numbers in your account order history. Normally the shipment will be delivered to you within xx-xx business days unless otherwise noted. Once you received the shipment, please kindly tell us what do you feel about our service, and we will be very happy if you can give us a detailed product review or feedback,it will help us alot on our business. However，if you are not satisfacted,inform me and we will try our best to solve your problems. Once again ,thanks alot for purchasing at our store ,hope hear you shortly.
400-6929-020
