professor of school of economics, renmin university of china, director of the teaching and research center of "das kapital", deputy dean of xi jinping institute of socialism with chinese characteristics for the new era, member of the expert group of marxist theory research and construction engineering of the central committee of the communist party of china, economics of higher education ministry of education secretary-general of the professional teaching committee, secretary-general of the beijing economics association, secretary-general of the "capital" research association of national comprehensive university, editor-in-chief of "teaching and research" magazine, executive editor of "political economics review" and other academic positions. main academic expertise is "das kapital" and contemporary capitalist economy, the history of marxist economic thought, and the political economy of socialism with chinese characteristics.