Could you turn your passion into a billion dollar business? That’s what Frank Wang did.

Could you turn your passion into a billion dollar business? That’s what Frank Wang did.

As a child, Frank had a passion for flight: “At elementary school I saw my first model helicopter in a shop. It cost the equivalent of several months’ salary for average people. My family could not afford it. But finally, after I did a good job on my high-school finals, my parents rewarded me with a model helicopter. I assembled it but I wasn’t able to fly it properly because to do that needed months of pr...