How to get the courier company to sign the official seal for the buyer?

Go directly to the outlet where the courier belongs. Since the courier agreed to give proof, let's find a network to open it. Outlets can give it to you. The Dayun outlet signed by our company has an official seal, and several freight charges have been altered, which needs to be stamped with the official seal. The courier directly takes the official seal of their outlets to our company to stamp my seal.