Four-Corner

Proper noun

 * 1) A method of encoding Chinese characters using four numerical digits per character (in some situations, an additional digit is used).

Translations

 * Chinese:
 * Mandarin: 四角號碼檢字法
 * Finnish: Four-Corner -koodi
 * Japanese:
 * Korean:
 * Russian:
 * Thai: วิธีเลขสี่มุม
 * Vietnamese: