ISO/IEC 10646
Since 1983 Choijinzhab has been involved with the computerization of Mongolian, and the creation of software for writing and editing Mongolian. He has worked on the standardization of the Mongolian script, both within China and internationally, and in 1998-1999 was intimately involved in the encoding of Mongolian in the Universal Character Set and Unicode. He was also involved in the encoding of the Phags-pa script in 2003-2004.