Complex sentence: Yang Xiangzhong (born September 29,1974) is a retired male boxer from PR China, who twice competed for his native Asian country at the Summer Olympics: 1996 and 2000.
Split into simpler sentences: Yang Xiangzhong (born September 29,1974) is a retired male boxer from PR China. He twice competed for his native Asian country at the Summer Olympics: 1996 and 2000.