Nantong internal school staff qualification certificate was trained in Wensheng Technical Metrology Certification Vocational Qualification and Skills Training Center. Nantong Metrology Qualification Certificate's staff training place is in Wensheng Technical Vocational Qualification and Skills Training Center, which starts every month and is open all year round. Certification of internal auditors: divided into theoretical examination and skill examination. Those who pass the training and examination will get the qualification certificate of internal auditor (internal auditor certificate) issued by CNCA authorized organization. This certificate is the qualification certificate of the professional skill level of enterprise measurement practitioners, and it is also the effective qualification for all enterprises to carry out the work of measuring instruments in schools. The certificate is valid for a long time and registered online.