Public schools mainly refer to schools organized by state government departments, and the school funds are basically all from government financial allocations.

Generally speaking, the number and scale of public schools far exceed those of private schools and private schools. Moreover, the study expenses are relatively low and the teaching facilities are relatively perfect. Moreover, public schools in some countries provide tuition-free education, such as Germany, Sweden, Italy, France and other countries. However, the entry threshold of public universities is high and the application competition is fierce. Only those applicants with excellent academic performance can get low-cost and high-quality education opportunities.