尖閣諸島問題
David Chan Yuk-cheung (; 14 October 1950 – 26 September 1996) was born in Chaoyang, Guangdong, China. He was a prominent leader of the Baodiao movement in Hong Kong. The movement advocates Chinese sovereignty over the Diaoyu/Senkaku Islands in the Diaoyu/Senkaku Islands dispute between China and Japan.