The first 6 1 stands for Sichuan Province, the third 0 stands for Chengdu Postal District, the fourth 2 stands for Shuangliu Post Office, and the last 00 stands for the specific delivery office under Shuangliu District. Shuangliu District, which belongs to Chengdu, Sichuan Province, is located in the southwest of downtown Chengdu, and was called Guangdu in ancient times.

Shuangliu District is the key area of Tianfu New District in Sichuan, the location of Chengdu Shuangliu International Airport, the center of Chengdu's southward development, and the Chengdu Airport Economic Demonstration Zone is located in the territory. Chengya, Le Cheng, Chengzi Road, Chengdu Ring Expressway (Fourth Ring Road), Chengdu Second Ring Expressway, Chengxinpu Expressway, chengdu-kunming railway and Chengdu-Guiyang High-speed Railway (Chengdu-Mianyang-Leshan Intercity Railway) pass through the territory.

The function of postal code

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 your letters in the delivery process, so be sure to indicate the postal code when handing in letters and parcels. In order to realize the automation of mail sorting and the digitalization of postal network and speed up mail delivery.

Postal code can help postal departments to make statistics and analysis of mail data, and provide data support for the management and planning of postal services. Postal departments can make statistics on mail delivery volume, delivery time, postage income and other information in different regions according to postal codes, and optimize postal business layout and service quality.