Spokesman of Canada Post Jim Philips speaks at the ceremony launching the Chinatown Gates stamps in Ottawa, Canada, May 1, 2013. Canada Post launched a special series of stamps featuring Chinatown gates located in eight cities across the country on Wednesday to highlight the longstanding heritages of Chinese-Canadians. [Photo/Xinhua]

A post office worker shows Chinatown Gates stamps at a post office in Toronto, Canada, May 1, 2013. Canada Post launched a special series of stamps featuring Chinatown gates located in eight cities across the country on Wednesday to highlight the longstanding heritages of Chinese-Canadians. [Photo/Xinhua]