Buddha (Vajrayana) , 2014 , Bhutan
Ancient artifacts , 2001 , Taiwan (R.O.C)
Expo 2005, Aichi, Japan Special cover on Thimphu, Bhutan , 25.03.2005 , Bhutan
Special cover on Lunar Horse Year 2002 , 01.01.2002 , Bhutan
The Dunhuang Murals (2nd series) , 25.05.1988 , China
Year of India-China Friendship , 25.05.1988 , China
Monasteries of Bhutan – Special cover of Druk Wangyal Khangzang Chhortens, Dochula , 11.11.2006 , Bhutan
Chengdu-Singapore FFC , 01.01.1994 , China
Famous building of Ancient China , 30.10.1987 , China
China’s Ancient Towers and Pavilions , 30.10.1987 , China
Dunhuang Frescoes (1st series) , 20.05.1987 , China
