Perenna Kei

Perenna Kei (Chinese: 纪凯婷, rendered as Kei Hoi Ting in Cantonese and Ji Kaiting in Mandarin pinyin; born 1990 in Hong Kong), is a Chinese businesswoman and billionaire. In 2014, Forbes named her the youngest billionaire in the world at age 24, with a net worth of US$1.3 billion. She previously used the name Ji Peili.