Kathy Chow Hoi-mei (Chinese: 周海媚; pinyin: Zhōu Hǎimèi; Jyutping: Zaau1 Hoi2 Mei6; born 6 December 1966 in Hong Kong) is a Hong Kong actress and singer who is widely known for her leading roles in Hong Kong TVB series during the late 1980s to 1990s such as The Breaking Point and Time Before Time. Her popularity peaked in Asia following her portrayal of Zhou Zhiruo in the 1994 Taiwanese adaptation of The Heaven Sword and Dragon Saber. She is an ethnic Manchu, being descended from the Gūwalgiya clan of the Bordered White Banner.