Abstract: Disclosed is a refrigerator easy to maintain and provided with a transparent LCD screen. A door comprises an inner door assembly, an outer door assembly, a transparent LCD screen module and a control assembly. The inner door assembly comprises a first frame, a first glass panel and a second glass panel. The outer door assembly comprises a second frame and a third glass panel. The transparent LCD screen module and the control assembly are mounted on the second frame, the outer door assembly covers an outer surface and side edges of the door and can be entirely detached from the door body, together with the transparent LCD screen module and the control assembly. When a user is approaching the refrigerator, the transparent LCD screen can play content information A, and when no user is approaching the refrigerator, the transparent LCD screen can play advertisement content information as an advertising screen.