Neither the company law nor the teacher law expressly prohibits it, which means it should be allowed from the legal level. But teachers, like other employees, are bound by some rules and regulations of employers.
According to the relevant regulations of the state, it is strictly forbidden for state functionaries, including those engaged in public service in state power organs at all levels, administrative organs at all levels, judicial organs at all levels, military organs at all levels, state-owned companies, enterprises, institutions and people's organizations.
As well as personnel assigned by state organs, state-owned companies, enterprises and institutions to non-state-owned companies, enterprises, institutions and social organizations to engage in public affairs, those who engage in public affairs according to law and receive corresponding remuneration also belong to the category of state staff, and start enterprises in violation of regulations.