External recruitment includes

There are many ways of external recruitment, among which media advertisements, employment agencies, headhunting companies, campus recruitment and online recruitment are common ways for enterprises. Among them, the employment agency is a professional organization providing recruitment services and an effective channel to connect qualified job seekers with vacant positions. Internal personnel recommendation and human resources database search are internal recruitment methods. Although internal personnel recommendation can also recommend external personnel, it cannot solve the needs of a large number of personnel. However, it is difficult to recruit skilled workers from colleges and universities.