Is the Immigration Bureau a civil servant or a public institution?

The Immigration Bureau belongs to the civil servants, and the staff are all national civil servants. According to the Civil Service Law of People's Republic of China (PRC), civil servants refer to those who are engaged in administration, law enforcement supervision, economic construction, culture and education, science and technology, health, social security, resources and environment, national defense and military affairs in state organs, people's organizations and other institutions. As a part of the state organs, the Immigration Bureau is responsible for handling immigration-related affairs, including visas, residence permits, entry and exit management, etc. So the staff of the Immigration Bureau are all civil servants.