The utility model discloses an aircraft cabin which comprises a meal preparation area (1), a passenger area, a security area (5), a container area (6) and a passage, wherein the meal preparation area (1) is opposite to a main boarding cabin door (8) at the front end of the cabin; the passenger area is positioned behind the meal preparation area (1) along the flight direction; the security area (5) is positioned behind the passenger area; the container area (6) is positioned behind the security area (5) and is abutted with a luggage compartment; the longitudinally extending passage runs through the meal preparation area (1), the passenger area, the security area (5) and the container area (6); the passenger area is used for providing a comfortable taking environment for entourage, hosts and guests; an isolating door is arranged between the security area (5) and the passenger area, so that the container area (6) for storing valuable materials can be completely isolated from the passenger area; moreover, the security area (5) is connected with the container area (6), so that the stored valuable materials always do not get out of the sight of security personnel; and the aircraft cabin adopting the arrangement manner provides strong-privacy property safety protection for valuable materials carried by the hosts and the guests, i.e. high-end customers.