20世纪初,美国的学分制引入中国。其经历了尝试、实施、取消、发展、倡导等发展历程。尽管学分制在中职学校的全面实施还有许多困难,但却给中职学校带来很大的启示。 Early 20th century, the United States credit system introduced to China. It has experienced the development, implementation, cancellation, development, advocacy and other development processes. Although credit system has many difficulties in the full implementation of secondary vocational schools, it brings a great enlightenment to secondary vocational schools.