According to the Civil Service Law, civil servants cannot serve as executives of listed companies. If he is a public institution whose management functions refer to the management of civil servants, he cannot be an executive of a listed company. If it is in a school or other institution, according to the guidance issued by the Ministry of Education on the industrial development of colleges and universities, it is allowed to retain the career establishment. However, in the cases that have been listed at present, they usually leave their jobs without pay in the original school and work in listed companies. As for whether the staff of institutions or schools that do not involve public services can concurrently serve as senior managers, there is no clear stipulation, but there is no precedent. It's best to be strict ... If the establishment is really to be retained, at least you should leave your job in the original unit without pay, and there must be clear reasons why you can't resign from the original unit.