Zhang Jian, male, born in July 1955 in Chengdu, Han nationality, professor, doctoral supervisor & master's supervisor, with a doctoral degree awarded by Sichuan University. His social posts include: Executive Director of China Agricultural History Society, Vice Chairman of China Maritime History Studies Association, and Deputy Secretary General and Executive Director of the Chinese Research Association of World Medieval History. In January 2015, he was approved by the People's Government of Sichuan Province as an Outstanding Expert with Remarkable Contribution in Sichuan Province. The Department/Office he works in: World History.