Abstract: This paper aims to define the meaning of extraversion of Chinese characters by empirical study, establishing Chinese Cultural Extraversion Questionnaire. Using exploratory and confirmatory factor analysis, the factor structure of the extraversion dimensions has been identified through investigating 1420 subjects; the items were selected and CEQ was developed. There were six factors under extraversion dimension in Chinese culture as the meaning of extraversion, including assertiveness and optimism; outgoing and calm; gregarious and broad-minded; active and warmed; direct and uncovered; bold and careless. CEQ was reliable and valid for measuring the Chinese extraversion characters.