Meet Colin Huang, who just stepped down as CEO of $100 billion Pinduoduo and whose wealth exploded by $25 billion in 2020

· Colin Huang, the 40-year-old founder of ecommerce giant Pinduoduo, is currently China's third-richest person.
· Huang on July 1 stepped down as chief executive of Pinduoduo, which has managed to rack up a market cap of more than $100 billion in less than five years.
· Pinduoduo is a gamified online marketplace that...