He served as a personal linguistic expert to King Sejong , and was intimately involved in the creation and application of the Korean alphabet known in modern times as Hangul .
Shin was an accomplished polyglot , and was particularly well educated in the Chinese language .
Shin served as a personal linguistic expert to King Sejong , and was intimately involved in the creation and application of the Korean alphabet known in modern times as Hangul .
Shin was an accomplished polyglot , and was particularly well educated in the Chinese language .