[2] He was an active member of NSUI, associated mostly in students' movements in Arunachal Pradesh and North East.

He was involved in the emancipation of women in Arunachal Pradesh and in the workers' movement and education for tribal boys and girls.

Positions held: General Secretary, Arunachal Students' Union, Shillong, 1990–91 General Secretary, All Nyishi Students' Union General Secretary (1988) and President, All Arunachal Pradesh Students' Union (AAPSU)1992-94 Founding Member, North East Students' Organisation (NESO) General Secretary, Students' Welfare Association, Palin Chamgang (SWAPCA), 1988–90 Advisor to State NSUI Arunachal Pradesh, 1999–2003 Honorary Secretary INTUC, Arunachal Pradesh Unit, 1997 1994-99 and 1999-2004 - Member, Arunachal Pradesh Legislative Assembly 1995 - chairman, Committee on Government Assurance, Member, Estimated Committee, Rules Committee and House Committee 1998-1999 - Minister, Law, Legislative and Justice, Govt.

of Arunachal Pradesh 1999 - Minister, Personnel and Administrative Reform, Govt.

of Arunachal Pradesh 1999-2002 - Minister IPR and P & Land Management, Govt.