Do you have to go to an immigration agency for employment after graduating from a public university?

No, according to the inquiry of official website of Renmin University of China, the employment direction of immigrants in Polytechnic University includes nationality management, visa management, foreigners' stay and permanent residence management, refugee management, immigration management, law enforcement and international cooperation in the field of immigration. And there is no need to go to the immigration agency. The immigration major of Polytechnic University mainly trains high-quality applied police personnel for public security organs to engage in nationality management, visa management, foreigners' stay and permanent residence management, refugee management, immigration management, law enforcement and case handling, and international cooperation in the field of immigration.