Abstract Using questionnaire, test and interview methods, this paper investigated the development status of chemical thinking quality of some senior high school students in Jiangsu province. The results showed that: (1) Chemical thinking quality of senior high school students was in low medium level, critical quality and originality of thinking were in lower level; (2)There was a significant correlation between chemical learning interest and development level of students' chemical thinking quality; (3) Chemical academic achievements and development level of students' chemical thinking quality were significant related; (4)There was no significant difference between male and female students in the development level of chemical thinking quality.