No need to post it. Write the list and wait for the person who picks up the plane to leave. You don't have to fill in the rest of the list. You just need to fill in the contact person.

mail address

Contact telephone number. And the recipient.

address

Telephone. Do it. And ... generally, the sheets are glued, and the back ones are directly bonded. The last piece of backing paper on the back can be pasted, just like a sticker. International express

also

There is no glue on the waybill such as SF Express. Generally, there will be a film on the envelope or outer packaging bag. You can put the list in. In fact, these are none of your business, they are all done by salesmen. You just need to fill in the address. Get the mail ready and wait for the salesman to come.

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If you have to post it yourself. Just pack what you sell.