2009, <On Top of A Thousand Mountains> Art Exhibition, Gala Dinner & Seminar in Brussels
2009，《山不厌高》，布鲁塞尔，巨幅山水画艺术展，高端晚宴以及学术研讨会

Europalia is a major international arts festival held by Belgium, as well as the most renowned international art exchange activity in Europe. It is held every 2 years, and each time a host country is invited to show the essence of its cultural heritage and arts.
 
Xu Longsen is a well-known name in China's art market. He is a unique, pure intellectual and artist. He is a determined "defender" of Chinese traditional culture, but also creates huge landscape paintings by breaking through traditional forms of expressions. "His paintings are so rich and aggressive in visual impact, full of force and power, that they could expand the viewer's scope of vision and mind to the largest extent. ” - Li Xiaoshan (a well-known art celebrity and a Chinese art critic since 1980s)