How Pinduoduo leads China’s adoption of social e-commerce by putting social media first, and gamifying the shopping experience so people win deals and discounts

How Pinduoduo leads China’s adoption of social e-commerce by putting social media first, and gamifying the shopping experience so people win deals and discounts  —  Five-year-old company is first challenger to loosen Alibaba and JD.com’s stranglehold over online consumption in the country