The invention discloses a locking and unlocking control method of a safe smart lock. The method is based on a safe smart lock system, the safe smart lock comprises a lock head, a key, a portable electronic product and a remote master station, wherein the portable electronic product is in communication connection with the remote master station; the key is in communication connection with the portable electronic product through Bluetooth, and is in communication connection with the lock head; the portable electronic product is provided with a Bluetooth module; according to communication connection of the lock head, the key, the portable electronic product and the remote master station, the unlocking action and a series of information verification and password verification before unlocking are achieved, so that safe unlocking is guaranteed. The lock system is low in cost, intelligent, convenient to operate, safe and reliable, and unlocking by mistake is avoided. Meanwhile, with adoption of comprehensive management and information storage functions of a communication network and the master station, information such as operation objects, operators, object states and operation time for locking and unlocking can be effectively recorded and managed, and a management system of the electric field is completed.