From the 27^th to the 30^th of August, 2012, delegation led by Prof. Guoliang Jiang joined the world cancer congress organized by UICC. This year’s congress was held in Montreal Canada, Prof. Guoliang Jiang joined the UICC TNM meeting, as the representative of Chinese Anti-cancer society, he introduced the TNM work in China and the presentation was supported by other leaders.  Later the delegation visited the Notre-Dama Hospital in Montreal and Princess Margaret Hospital（PMH） in Toronto.