DL Size Envelope 25 Pieces

Mail transportation refers to the transportation that uses various means of transportation to transport the general package of mail to the destination through the specified postal routes. Mail includes letters, postcards, printed matter, parcels, etc. The postal department shall, according to different specific conditions, hand over the mail to the transportation department or prepare its own means of transportation for transportation. The mail transportation needs the legal protection of the country, and there should be a thorough shipping plan and flexible command and dispatching, so as to make comprehensive use of various transportation tools to make the mail operation closely linked.