1. Provincial hospitals are large in scale, well-equipped and high in medical level, attracting many doctors and medical talents to apply. Due to fierce competition, some doctors will be hired at a lower level when they change jobs, that is, given a lower position or treatment.
2. Provincial hospitals have higher requirements for doctors' professional titles, qualifications and work experience. Doctors who change jobs do not meet the requirements of provincial hospitals and will be hired at a lower level.