Sun has a bachelor’s degree from China Pharmaceutical University and a doctoral degree from Nanjing University.
After taking over the formerly state-led Jiangsu Hengrui Medicine in 1990, he steered the company into becoming one of China’s largest producers of anti-infection and anti-cancer medicines.
Sun is married to Zhong Huijuan (钟慧娟), chairwoman of the drugmaker Hansoh Pharmaceutical. They have one child.