8. Li Ka-Shing
Estimated net worth: $31 billion
Hong Kong's richest man, Li Ka-shing, is nicknamed "Superman" by the local media for his investing prowess. Li, 84, owns large stakes in Hong Kong-based property developer Cheung Kong Holdings Ltd., Hong Kong shipping and ports operator Hutchison Whampoa Ltd. and Husky Energy Inc., the Calgary-based energy company.
He is up from 14th place last year, when he was worth a measly $22.3 billion. Forbes profile