According to the "special operators safety technology training and assessment management regulations"
Article 22 of the special operations license needs to be reviewed, should be in the period before the expiration of 60 days, by the applicant or the applicant's employer to the original assessment of the licensing authority or practitioner of the examination of the location of the licensing authority to apply, and submit the following materials:
(a) the community or county-level medical institutions issued health certificates. Above the medical institutions issued by the health certificate;
(b) engaged in special operations;
(c) safety training examination records.
Special operations license expiration of the need to extend the renewal of the license, shall apply for an extension of the review in accordance with the provisions of the preceding paragraph.
Article 21 of the special operations license review every 3 years.
Special operators in the special operations license is valid, continuously engaged in this type of work for more than 10 years, strict compliance with relevant safety laws and regulations, the original assessment of the licensing authority or practitioners in the location of the assessment of the licensing authority agreed to, the special operations license can be extended to every 6 years for a review.
Note: The special operators should be indicated in the certificate of the review period expired 3 months before the review body to review the application, the certificate will automatically be voided after the expiration date.