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| [ 2006-06-10 ] United Nations Development Programme (UNDP) Investment Forum- Xian and Xinjiang |
| [ 2004-09-01 ] Rotary Club (Kwun Tong)- Centennial Gobi Race, Dunhuang |
| [ 2003-09-13 ] Racing event for a US sports organization- Gobi March, Dunhuang |
| [ 2001-10-10 ] University of California, Berkeley, Silk Road tour |
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