(1) If the unit to which the certificate belongs cancels, the enterprise shall fill in the Application Form for Cancellation of Class III Personnel's Qualification Certificate for Work Safety Assessment, and I shall sign and declare that the materials are true and honest;

(2) If the original unit does not agree to cancel and cannot provide the original certificate of safety production assessment, the new unit shall fill in the Application Form for Cancellation of Class III Personnel Safety Production Assessment Certificate, and provide a unilateral statement to terminate the labor contract with the original unit or the labor insurance contract transferred to the unit; City and county construction (construction) administrative departments to verify opinions; I sign the statement of authenticity and completeness of the materials.

If an individual cancels, it only needs to exceed the extension period of six months, and there is no need to apply for an extension.

Elevator safety administrator refers to the management personnel who are fully responsible for the safe operation of elevators. The safety administrator must have certain elevator knowledge, know the emergency rescue operation, and be able to organize personnel to carry out emergency rescue in an emergency to ensure the safety of the elevator in an abnormal situation. Elevator safety administrators must also receive professional training from special equipment supervision and inspection institutions and hold certificates to supervise and inspect the safe operation of elevators to ensure the safe operation of elevators and reduce accidents.