Jiangxi Normal University (Yaohu Campus), Nanchang County, Nanchang City, Jiangxi Province 330022
330099 Nanchang Institute of Technology, High-tech Development Zone, Nanchang City, Jiangxi Province (Yaohu Campus)
Postal code is a special code composed of Arabic numerals, which represents the post office where mail is delivered, and it is also the communication code between residents and units within the delivery range of this bureau.
Postal code is a special code for postal communication to realize mail sorting, and it is a necessary tool to realize postal modernization. The ultimate goal is to improve the speed and accuracy of letters in the process of delivery. Therefore, it is necessary to specify the postal code when delivering letters and parcels.
In order to realize the automation of mail sorting and the digitalization of postal network, and speed up mail delivery, more than 40 countries in the world have successively implemented postal coding system, which is regarded as one of the standards to measure the communication technology and postal service level of a country. Postal coding rules in different countries are not uniform.