"Chinese Character Coding Set for Information Exchange -- Assisted Set"-- ie. the national standard GB12345-90, It contains 717 graphic symbols and 6866 Chinese characters. Besides 35 newly-added graphic symbols and 103 Chinese characters, the graphic symbol identical with "GB2312-80" Chinese character is the traditional form of simplified Chinese characters in "GB2312-80 ". And the encoding range of its internal code is the same as the one of "GB2312-80 ".