The premise of dropping out of school is that students want to do it themselves or their guardians agree. The legal requirement is voluntary, because citizens have the right to receive education.

Guo Song Online School app is a very easy-to-use online learning software for mobile phones. This software supports online learning and provides users with one-on-one teaching methods, which will continuously improve their academic performance. It also provides users with a large number of functions such as live teaching, exercises and simulation of real problems.