Abstract: In order to solve the teaching problems in the traditional teaching process of introduction to environmental science, such as the low participation of students and the single way of curriculum evaluation, a new teaching reform idea of "three integration to promote learning, learning to promote production, and production to feed learning" was suggested. On the basis of pre-class learning, students complete classroom flipping, "you (students) talking I (teachers and other students) listening" and online exercises, hereinafter students have a high degree of participation in class. In addition to that, innovation and entrepreneurship practice, student assisstant team for science and technology commissioner working platform and professional lectures were also provided to students, these well reflect the "high order, innovative, and challenging" of the curriculum, papers, patents and achievement awards created by teachers and students have become teaching resources.

Key words: Undergraduate teaching, Threeintegration to promote learning, Innovation and entrepreneurship internship practice, Promoting production by learning, Feeding learning by production, Teaching reform