2.5 years. Network education in Southwest University is Internet distance education, which refers to educational activities that span geographical space. Distance education involves various educational activities, including teaching, discussion and practice. The study period of this school is 2.5 years, and the longest one can't exceed 5 years. Southwest University is a key comprehensive university directly under the Ministry of Education, which is jointly established by the Ministry of Education, the Ministry of Agriculture and Rural Affairs and Chongqing Municipality. It is the first batch of world-class discipline construction universities in China.