What are the sources of recruiters and what are their respective advantages and disadvantages?

The advantages of on-campus recruitment are based on the school (professors, tutors, top academics from all walks of life) and are helpful for scientific research work

The disadvantages are that most of them cannot endure hardship, have whimsical ideas, and cannot face them. The real society is ambitious and unruly

The advantages of social recruitment are “the masters are among the people”

The disadvantages are “a mixed bag” and “bad habits are hard to change”

Labor market/intermediary The company's advantages meet the conditions

The disadvantages are mixed ("old fried dough sticks" and "little chicks")

The advantages are introduced by the relatives and friends of the employees and they work together with their relatives and friends to have strong team cohesion

Disadvantages: Limited capabilities