Kao Chin Su-mei, also known as Chin Su-mei, May Chin and Ciwas Ali, is a Taiwanese politician and retired actress and singer. She is of Manchu and Atayal descent, Ciwas Ali being her Atayal name.
In the 1980s and 1990s, she starred in many popular TV series and films including Ang Lee's The Wedding Banquet. She also released several Mandopop albums. She retired from showbiz in 1999 following her diagnosis of liver cancer which she recovered from.
Chin was elected into the Legislative Yuan of the Republic of China in December 2001, and re-elected in 2004, 2008, 2012, 2016 and 2020, all in the Highland Aborigines electoral district. Representing the Non-Partisan Solidarity Union, she is currently the only party member in the Legislative Yuan, and a strong advocate of aboriginal rights. She is also associated with the Pan-Blue Coalition