What does it mean that the intermediary recruits people for free physical examination in which factory?

The question "which factory does the intermediary recruit for free medical examination" is to ask whether the intermediary company provides free medical examination benefits when recruiting personnel. According to relevant public information, this benefit is provided by the manufacturer to new employees, with the purpose of ensuring their health and performance at work. In the recruitment process, some manufacturers provide free medical examination benefits. Usually, in order to attract more job seekers, intermediary companies will publicize in the recruitment information.