1 month. The entry process of fire-fighting clerks: registration, preliminary qualification examination, printing written admission ticket, examination (physical fitness test, psychological test, written examination and interview), qualification review, performance appraisal, physical examination, political examination, employment and pre-job training, signing labor contract, pre-job centralized training and formal entry. If you enter the written test, it means that you have passed the preliminary examination. As long as you pass the exam, you can start your job within 1 month, and your grades will come out in a week or so.