He has been engaged in the study of reducibility and strong irreducibility of operator algebra for a long time, and has made internationally renowned contributions to the theory of infinite dimensional Hilbert space operators, and published more than 50 academic papers.

He presided over the completion of the National Key Basic Research and Development Plan (973 Plan) 1 project, major projects of the Ministry of Education and key fund projects of the National Foundation of China. At present, he is in charge of the cooperative research fund for overseas young scholars of the National Natural Science Foundation, the general project of the Ministry of Education and the doctoral program 1.

1999165438+10 was invited to give a 45-minute lecture at the congress of mathematicians in China and Canada.

In August 2002, he was invited to give a 1 hour lecture on operator algebra and its application at ICM2002 satellite conference.

June, 5438+October, 2003 10, invited by the annual meeting of American mathematics, he gave a 30-minute report on operator algebra array.

In August, 2003, invited by the American World Congress of Functional Analysis, he gave a 1 hour report.

In 20031October, 165438 was invited by China Mathematicians Congress to give a 45-minute report.

In July 2005, invited by the International Conference on Operator Algebra and Operator Theory, he gave a 1 hour report.

In 2006, he was invited to give a 1 hour lecture at the international academic conference of Kyushu University in Japan and Sun Yat-sen University in Taiwan.