This kind of delivery service includes express delivery, freight, mail and other delivery methods. The seller provides the customer's order information to the third-party shipper, and the third-party shipper is responsible for sending the goods directly to the final customer. Sellers can save the cost and energy of warehousing and distribution and focus on sales and promotion. One-to-one delivery refers to the service that third-party merchants can deliver goods on behalf of shop merchants, which simplifies the delivery process and facilitates the seller's operation. This consignment mode plays an important role in the operation of Taobao stores, which enables sellers to process orders more efficiently and enhance customer experience.