D ong Zengping is a Chinese entrepreneur who is the chairman of STO Express, one of China's largest and most important express delivery companies. He has built his fortune at the center of the country's e-commerce boom, creating a vast network that delivers millions of packages every day. STO is part of a group of delivery firms from Tonglu county that have come to dominate the industry.

STO Express is a key logistics partner for major e-commerce platforms like Alibaba, and its growth has been directly fueled by the explosion of online shopping in China. The company operates on a franchise model, with a vast network of local partners. In a significant move, Alibaba has acquired a substantial stake in STO, highlighting the strategic importance of the delivery network to its e-commerce ecosystem. Dong's wealth is derived from his founding stake in the publicly traded logistics giant.