Visited countries
      
1.Visited Belgium、Holland、Luxemburg in 1987          
2.Visited Russia In 1990
3.Visited Hongkong、America in 1991                 
4.Visited Deutschland、Malaysia、Australia in 1992
5.Visited Hungary、Japan、America in 1993             
6.Visited Japan in 1995
7.Visited Japan、Italy、America、Switzerland in 1996       
8.Visited America、Japan in 1997
9.Visited Venezuela、Colombia、Barbados、Mexico、Antigua、Canada、Deutschland in 1998
10.Visited France、Singapore、Malaysia、Thailand、Russia in 1999
11.Visited America in 2000                    
12.Visited America、Turkey、Jordanian、Algeria、in 2001
13.Visited America、Canada、Spain、Deutschland、luxemberg in 2002
14.Visited America、Korea、Israel in 2003