Refrigeration display cabinet door body and refrigeration display cabinet

The invention relates to the technical field of refrigeration display cabinets, and discloses a refrigeration display cabinet door body which comprises door glass, a door frame assembly, a door shell, a door lining and a door lining connecting strip. The door frame assembly comprises an upper decoration strip and a lower decoration strip, and the door glass is fixed to the door frame assembly and arranged between the upper decoration strip and the lower decoration strip in a pressed mode. The door shell is located on one side of the door glass and connected with the upper decoration strip. The door lining is positioned on the other side of the door glass, is opposite to the door shell and is connected with the lower decorative strip; and the other end of the door lining connecting strip is connected with the door shell. The large-area glass door body has display performance, the door frame assembly, the door shell, the door lining and the door lining connecting strip define a sealed space needed by foaming of