Head of the Department of linguistics of the Chuvash State Institute of Humanities.

[3] In the late 1980s and early 1990s, Khuzangai was an active figure of the Chuvash national cultural movement.

He was a deputy of the Supreme Council of the Chuvash Republic and chairman of the standing committee on culture.

Between 1992 and 1997, he was president of the Chuvash National Congress, established on his initiative.

From 1997 to 2002, he was also the first Vice-President of the General Assembly of the Unrepresented Nations and Peoples Organization.