The difference between immigration police and ordinary police

Legal analysis: the entry-exit police are responsible for the management of foreigners' stay and permanent residence, refugee management and nationality management. Ordinary police are responsible for preventing, stopping and detecting illegal and criminal activities; Maintain public order and stop acts that endanger public order.

Legal basis: People's Police Law of the People's Republic of China Article 2 The tasks of the people's police are to safeguard national security, maintain social order, protect citizens' personal safety, personal freedom and legitimate property, protect public property, and prevent, stop and punish illegal and criminal activities. The people's police include the people's police of public security organs, state security organs, prisons and reeducation-through-labor administrative organs, and the judicial police of people's courts and people's procuratorates.

People's Republic of China (PRC) Exit and Entry Administration Law Article 4 The Ministry of Public Security and the Ministry of Foreign Affairs shall be responsible for exit and entry administration according to their respective functions and duties. The embassies and consulates of People's Republic of China (PRC) and China abroad or other foreign institutions entrusted by the Ministry of Foreign Affairs (hereinafter referred to as foreign visa agencies) are responsible for issuing entry visas for foreigners abroad. Entry-exit frontier inspection organs are responsible for entry-exit frontier inspection. The public security organs of the local people's governments at or above the county level and their entry-exit administrative agencies are responsible for the management of foreigners' stay and residence. The Ministry of Public Security and the Ministry of Foreign Affairs may, within the scope of their respective functions and duties, entrust the exit and entry administration agencies of public security organs of local people's governments at or above the county level and the foreign affairs departments of local people's governments at or above the county level to accept applications for entry and residence of foreigners. The Ministry of Public Security and the Ministry of Foreign Affairs should strengthen communication and cooperation in the management of entry-exit affairs, closely cooperate with relevant departments of the State Council, exercise their functions and powers and assume responsibilities according to their respective responsibilities.