Traditional Culture Encyclopedia - Hotel accommodation - How many doors can a hotel room card open?

How many doors can a hotel room card open?

Open all the doors. There are two kinds of cards that can open the room door in a hotel, one is the ordinary room card and the other is the MasterCard. The main card can open all rooms, and the ordinary room card can only open one room at a time. The basic definition of a hotel is a business organization that provides users with a safe and comfortable space for a short rest or sleep.