The second-generation resident identity card is a single-page card-type certificate composed of multilayer polyester materials. It is made of contactless IC card technology and has two functions: visual reading and machine reading. The size of the certificate is basically the same as that of a credit card, and digital anti-counterfeiting and printing anti-counterfeiting technologies are adopted. The front of the certificate is designed with two registration items: the issuing authority and the validity period, and printed with the national emblem pattern, the name of the certificate, the freehand Great Wall pattern and the colorful pattern; On the back of the certificate, there are seven registration items, including name, gender, nationality, date of birth, permanent residence address, citizenship number and my photo, which are printed with colorful patterns. The background of the pattern is rainbow hemp rope pattern, and the colors are light blue to light pink and then light blue from left to right.

Because the second-generation ID card uses a large-capacity chip as a machine-readable memory, the written information can be classified into security levels and stored in different regions. In addition, the storage and query of certificate information adopts database technology and network technology, which can not only realize nationwide online quick query and identity identification, but also conduct online mutual check between public security organs and administrative departments.

Available range

Public security: identity card application, household registration migration, population management, etc.

Civil affairs: study, employment, joining the army, marriage registration, etc. Civil aviation: ticket purchase, boarding, etc.

Bank: account opening, credit card transaction, large withdrawal, etc.

Hotel: accommodation registration, etc.

Post office: receive mail remittance, etc.

Securities: stocks, futures trading, etc.

Telecommunications: telephone and mobile phone account opening, various communication services, etc.

The second-generation resident identity card is a single-page card-type certificate composed of multi-layer polyester materials, with a length of 85.6 mm, a width of 54 mm and a thickness of 65,438 0.0 mm. The national emblem, the name of the certificate, the Great Wall pattern, the issuing authority, the validity period and the rainbow twist pattern are printed on the front of the certificate. The back of the certificate is printed with the holder's photo, registration items (name, gender, nationality, date of birth, address, citizenship number) and color patterns. On the basis of using Chinese characters, certificates in minority areas need to be filled in a format with both minority languages and characteristics of minority languages.

, digital structure

Citizenship number is a characteristic combination code, which consists of 17 bit ontology code and check code. The order from left to right is: six-digit address code, eight-digit date of birth code, three-digit serial code and one-digit check code.

2. Address code (first six digits)

The administrative division code of the county (city, flag, district) where the permanent residence of the coding object is located shall be implemented according to GB/T2260.

3 date of birth code (seventh to fourteenth digits)