GB stroke-based order
The GB stroke-based order, full name GB13000.1 Character Set Chinese Character Order (Stroke-Based Order) (GB13000.1字符集汉字字序(笔画序)规范), is a standard released by the State Language Commission of China in 1999. It is the current national standard for stroke-based sorting, and has been applied to the arrangement of the List of Commonly Used Standard Chinese Characters (通用规范汉字表), and the new versions of Xinhua Zidian and Xiandai Hanyu Cidian, etc.
GB13000.1 is a Chinese national standard equivalent to the international standard of the Chinese character set of ISO/IEC 10646:1993, or Unicode 1.1. It is a large character set of 20,902 Chinese characters used in China, Japan and Korea (CJK).
The standard of GB stroke-based order includes two parts: (a) the sorting rules, and (b) a table with all the CJK characters of GB13000.1 Character Set sorted in standard stroke-based order.