The Dunhuang Murals (4th series) , 15.09.1992 , China
The Yonghegong monastery , 05.04.1990 , China
Mount Tai - World's Natural Heritage , 14.09.1988 , China
The Dunhuang Frescoes (4th series) , 15.09.1992 , China
The Great Wall , 20.08.2016 , China
Beiyue Mount Hengshan , 20.07.1991 , China
100 Step Sand - Pu Tuo Shan , 03.06.1999 , China
The Dunhuang Murals (2nd series) , 25.05.1988 , China
The Dunhuang Frescoes (1st series) , 20.05.1987 , China
69th International Philatelic Exhibition , 21.08.1987 , China
The 14th National Congress of the Chinese Communist Party , 12.10.1992 , China
