Li Junhui, female, was born in 1989. He studied economics and management at Sun Yat-sen University in Guangzhou, and received a doctorate. During this period, I studied as an exchange student at Waseda University in Japan for one year. Now I am engaged in the teaching and research of economics and international trade. I met Professor Zhang Wuchang when he was giving a lecture at Sun Yat-sen University in, and he favored me. Since then, I have forged a deep friendship between teachers and friends with them. Hosted Zhang Wuchang's blog on the Internet from 1980.