His father Tashi Namgyal was a progressive farmer who did remarkable job in producing various kinds of vegetables in Leh.
He had been President Youth Congress District Leh for about six years, from 1983 to 1987, and did remarkable job to make the people aware of their rights.
He participated as a member of the LBA delegation in the tripartite talk, from 1989 to 1995, in connection with the grant of Hill Development Status for Ladakh.
And the Muslims of Leh, under the leadership of Mohammad Akbar Ladakhi wholeheartedly participated in the struggle of greater autonomy, popularly known as Hill Development Status for Ladakh The second tripartite talk was held in New Delhi in October 1993.
Finally on 9 May 1995 President of India approved the Council Act and after the election of the 26 councillors, the swearing ceremony for the first Ladakh Autonomous Hill Development Council was held at Polo ground Leh, on 3 September 1995 and Thupstan Chewang was elected the first chairman and chief executive councillor of the LAHDC Leh.
He had been an active member of the Action Committee on ST and worked whole-heartedly to achieve the goal under the leadership of Rev.
As chief executive councillor, he participated in many seminars at national and international level and presented his papers on social, political, cultural, educational and economical scenario of Ladakh.
[6][7][8][9] Dorjay is a man of dedication and devotion with the qualities of straightness-forwardness, honesty, agility and ethical values.