In recent years, he has been engaged in the research and promotion of extension theory and its application in management and artificial intelligence, and was promoted to the title of researcher in 2002. He is in charge of two projects of the National Natural Science Foundation (an empirical study on the theory and method of extension data mining and the acquisition of change knowledge; Theory and method of extension planning), presided over two natural science foundation projects in Guangdong Province, participated in two national natural science foundation projects as 1, participated in the national natural science foundation projects as the second participant 1, participated in key humanities and social sciences projects in Guangdong Province as 1, and presided over or participated in many other projects. He has published monographs such as Extension Engineering, Extension Planning, Extension Set and Extension Data Mining, Preliminary Extension Logic, Extension Strategy Generation System, Extension Engineering Method and Extension Marketing in Science Press. Two monographs have been compiled into traditional Chinese characters and published in Taiwan Province Province, and 1 monograph has been translated into English and published by Science Press. He has published more than 60 theoretical and applied research papers at international conferences such as China Engineering Science, Theory and Practice of Systems Engineering, Journal of Harbin Institute of Technology, Research on Quantitative Economy, Journal of South China University of Technology and China Science and Technology Forum, among which 6 papers were retrieved by EI search 1 1.