20 17 how to calculate the recruitment of Tianjin institutions under the age of 30?

Hello! Generally 30 years old, the recruitment of public institutions will generally indicate the specific date of birth. You can carefully check the announcements of public institutions. If the announcement does not clearly indicate the date, you can contact the recruiter of the unit (the external contact information will be written in the announcement) to avoid affecting the exam because of age. Finally, I wish you good luck in the exam and successful login ~