Four Chinese entrepreneurs, three from internet companies and one from the education field, ranked in the top 10 of self-made billionaires under 40 around the globe, as the Hurun Research Institute released its Global U40 Self-Made Billionaires 2021 list on April 13 in Shanghai.

Two new faces appeared on the list, as the threshold for top 10 nominees is 84 billion yuan ($12.82 billion), 2.5 times that of last year.

This year's list includes 79 self-made billionaires under 40 around the globe, 26 more than last year. All 79 billionaires come from 10 countries, with an average age of 36. Their total wealth is 3.4 trillion yuan, 1.5 trillion yuan more than a year earlier.

Let us take a look at the top 10 self-made billionaires under 40 in 2021.