A month. According to Sina's query. Com, Hubei Jianli exam will take one month to get the certificate of foot bath technician, because the relevant departments have to apply for registration and fill in personal data, and the vocational schools designated by the relevant departments will conduct centralized training, write technical papers for technicians, participate in theoretical exams and interviews of relevant departments, and only after passing the examination, filing and filing of relevant departments can the certificate of technicians be issued, so it will take one month.