CoCo Lee Nationality Why did the United States become China?

Does the subject want to ask, "Why did CoCo Lee become the nationality of China?" ? Work reasons. CoCo Lee was born in Hongkong, China on June1975+1October 17, 2007. She is a China singer and film actress. She is the only Asian singer who sang at the Oscar ceremony and has a high reputation. The singer was originally a Chinese-American, but later she changed her nationality to China because she needed China nationality to work.