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Top 10 self-made billionaires in the world under 40

chinadaily.com.cn | Updated: 2017-08-07 06:50

No 5 Travis Kalanick

Wealth: $6.15 billion

Company: Uber

Age: 40

Age when made $1 billion: 38

Time it took to make $1 billion: 6 years

Country of residence: US

Top 10 self-made billionaires in the world under 40

Uber CEO Travis Kalanick attends the summer World Economic Forum in Tianjin, China, on June 26, 2016. [Photo/Agencies]