Generally, the front desk of a training institution changes jobs not because of the nature of the work, but because of the shift system, which leads to different people going to the front desk of the training institution. At the same time, it also verified a phenomenon, that is, the recruiters of training institutions. There may be frequent substitutions of wages and salaries, and this phenomenon may occur. In itself, if there is no problem with the qualification and operation of training institutions, this will not happen generally. Substitution often occurs. If you want to join a training institution, it is recommended to strongly consider his professional qualifications.