Bar code for China standard book number(the part of ISBN)

This standard specifies the structure, size, PCS value and printing position of the barcode of the Chinese Standard Book Number (ISBN part). This standard applies to books registered and published in China. GB/T 12906-1991 Chinese Standard Book Number (ISBN part) Barcode GB/T12906-1991 Standard download decompression password: www.bzxz.net
This standard specifies the structure, size, PCS value and printing position of the barcode of the Chinese Standard Book Number (ISBN part). This standard applies to books registered and published in China.

National Standard of the People's Republic of China
Bar code for China standard book number (the part of ISBN)1 Subject content and scope of application
GB 12906--91
This standard specifies the structure, size, PCS value and printing position of the bar code for China standard book number (the part of ISBN). This standard applies to books registered and published in China. 2 Reference standards
GB5796China standard book number
GB12904General commodity bar code
GB12905Bar code system general terminologyBar code symbol terminology3 Code structure
Prefix code
3.1Prefix code
978 is a prefix code assigned by the International Article Numbering Association to the International Standard Book Number (ISBN) system. 3.2Digit codewwW.bzxz.Net
X1～X. It is the ISBN part of the China standard book number without the check code. 3.3 Check code
The check code is calculated according to the method specified in GB12904. 4 Barcode structure, size and PCS value
The barcode structure, size and PCS value shall comply with the relevant provisions of GB12904. 5 Barcode printing position
Check code
Generally, the barcode is printed on the lower left corner of the back cover (or dust jacket) of the book, and the direction of the bar is parallel (or perpendicular) to the spine. The barcode can also be printed on the upper left corner of the book cover 2 as needed. For specific dimensions, see Figures 1 to 4. When the spine is on the right, the barcode should generally be printed on the lower right corner of the back cover (or dust jacket) of the book, and the direction of the bar is parallel (or perpendicular) to the spine. The barcode can also be printed on the upper right corner of the book cover 2 as needed. Approved by the Technical Supervision Bureau on May 17, 1991
Implemented on January 1, 1992
Figure 1 The bar code is located at the lower left corner of the back cover,
The direction of the bar is parallel to the spine
87 1002
Figure 2 The bar code is located at the lower left corner of the back cover,
The direction of the bar is parallel to the spine
GB12906-91
Figure 2 The bar code is located at the lower left corner of the back cover,
The direction of the bar is perpendicular to the spine
Figure 4 The bar code is located at the upper left corner of the back cover,
The direction of the bar is perpendicular to the spine
Additional remarks:
GE 12906- 91
This standard was proposed and drafted by China Article Coding Center. The main drafters of this standard are Xi Junwu and Kang Shuguo.
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