What is the explanation of this letter?

Letters are the general names of letters and parcels delivered by post offices.

According to the nature of content, domestic mail in China can be divided into letters and parcels. Letters are divided into stationery, postcards, printed matter and books for the blind; Parcels are divided into parcels and express parcels. Letters are divided into local letters and foreign letters according to the delivery area; According to the processing procedure, it is divided into ordinary letter and registered letter. In addition, mail delivered by plane is called airmail.

The amount quoted at the insured price or on behalf of the receiving price is called insured mail and on behalf of the receiving price mail respectively. For the loss, shortage or damage of insured mail, the post office shall be responsible for compensating the insured amount; If the missed mail is paid at the receiving price, it is responsible for compensating the payment according to the collected amount.

Transport of letters

Use various means of transportation to transport the mail package to the delivery place through the specified mail route. Mail transportation includes transshipment, that is, the post office along the postal route (also known as the local bureau) delivers the mail sorted and sealed by the bureau to mail carriers, ships and planes, and transports the received mail back to the bureau.

Mail transportation should be limited by the lines, operating shifts, time and carrying capacity of railway, highway, waterway, aviation and other transportation departments in addition to self-organized transportation by post offices. Therefore, mail transportation needs the legal protection of the country, careful delivery plan and flexible command and dispatch, so as to make comprehensive use of various means of transportation, make mail operations closely connected, and avoid circuitous backflow and backlog delay.