Introduction: Senior researcher and vice president of Alibaba Group, deputy director of E-commerce Professional Committee of China Information Economics Association, member of E-commerce and Electronic Signature Expert Committee of China Institute of Electronics, and author of E-commerce, New Horizon of Alibaba Business, Search Revolution, E-commerce-from Idea to Action, Introduction to E-commerce and E-commerce Application, etc. Long-term focus on e-commerce, informatization and network economy.