Who is in charge of the master key that can open all the rooms in the hotel?

The person in charge who can open the master key of all rooms in the hotel is Kun Kun, because with the master key, the locks of all rooms in the hotel can be opened, and the double locks of rooms can be opened. This key is assigned by the general manager (resident manager). The key management regulation of housekeeping department is 1. The key of the guest room is divided into the master key of the floor where the building is located, the key of each floor workshop, the key of the warehouse, the key of the linen cabinet and the key of the workshop. 2. Housekeeping Department.