There is a certain age limit for the recruitment examination in Ji 'an institutions. According to the recruitment conditions of Ji 'an institutions in 2020, the applicants must be 18 years old and not exceed the upper age limit indicated in the position table. Age calculation method: 18 years old or older means born before July 1 day, 2002; under 25 years old means born after 1994+0 day, and under 30 years old means 1989+0 day (inclusive). This age calculation method is applicable to the registration, examination and physical examination of this exam.