Cai Wen, Professor, graduated from Sun Yat-Sen University in 1964, a national expert with outstanding contribution. He is the honorary director of Extenics Society of Chinese Association for Artificial Intelligence and honorary director of Research Institute of Extenics and Innovation Methods (Guangdong University of Technology)

Since 1976, he has been engaged in the study on the theories and methods for processing incompatible problems. He published the paper of “Extension Set and Non-compatibility Problems” in 1983 founding a new discipline-Extenics (Originally called “Matter-element Analysis”). He has completed 5 National Natural Science Foundations and 4 provincial and municipal projects as a chief, and participated 3 National Natural Science Foundations. His major monographs include Extenics, Extenics: Theory, Method and Application, Extension Set and Extension Data Mining, Elementary Extension Logic , Extension Marketing（simplified Chinese version and traditional Chinese version）, Extension Engineering, Extension Engineering Methods（simplified Chinese version, traditional Chinese version and English version）, Matter-element Model and Its Application, Matter-element Analysis, Revolution of Innovative Idea.

Research“Extension theory and its application”leaded by Cai Wen has obtained the first prize of Wu Wenjun Intelligent Science and Technology Award. Cai wen has been granted to be a national expert with outstanding contribution, expert with special allowance from State Council and Guangdong outstanding young experts.