Yeung is the founder of Biel Crystal which supplies smart-phone touch screens to Samsung and Apple.
The two have a net worth of $4.4 billion.
Their company employs 83,000 people.
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Yeung is the founder of Biel Crystal which supplies smart-phone touch screens to Samsung and Apple.
The two have a net worth of $4.4 billion.
Their company employs 83,000 people.
End