A cover body structure, comprising: a glass cover plate comprising an outer surface, an inner surface, and a first side surface located between an edge circumference of the outer surface and an edge circumference of the inner surface; a first ink layer, disposed at least on an edge of the glass cover plate; a first glue layer, disposed on the first ink layer on the edge of the glass cover plate; and a plastic edge portion, disposed on the first glue layer on the edge of the glass cover plate, characterised in that the first glue layer is a glue layer viscous at least at an injection molding temperature of the plastic edge portion, and the first ink layer is an ink layer that is able to withstand the injection molding temperature of the plastic edge portion; the glass cover plate further comprises a first step surface and a second side surface, the first step surface is located outside an edge of the outer surface, both the first step surface and the outer surface face a side that is of a plane on which the outer surface is located and that is away from a plane on which the inner surface is located, the first step surface has an outer edge away from a center of the outer surface and an inner edge close to the center of the outer surface, the outer edge of the first step surface is connected to an edge of the first side surface close to the outer surface, the second side surface is connected between the inner edge of the first step surface and the outer surface, and a distance from the first step surface to the inner surface is less than a distance from the outer surface to the inner surface; and the first ink layer is disposed at least on the first step surface, the first glue layer is disposed at least on the first ink layer on the first step surface, and the plastic edge portion is disposed on the first side surface, the first glue layer on the first step surface, and the second side surface. a glass cover plate comprising an outer surface, an inner surface, and a first side surface located between an edge circumference of the outer surface and an edge circumference of the inner surface; a first ink layer, disposed at least on an edge of the glass cover plate; a first glue layer, disposed on the first ink layer on the edge of the glass cover plate; and a plastic edge portion, disposed on the first glue layer on the edge of the glass cover plate, characterised in that the first glue layer is a glue layer viscous at least at an injection molding temperature of the plastic edge portion, and the first ink layer is an ink layer that is able to withstand the injection molding temperature of the plastic edge portion; the glass cover plate further comprises a first step surface and a second side surface, the first step surface is located outside an edge of the outer surface, both the first step surface and the outer surface face a side that is of a plane on which the outer surface is located and that is away from a plane on which the inner surface is located, the first step surface has an outer edge away from a center of the outer surface and an inner edge close to the center of the outer surface, the outer edge of the first step surface is connected to an edge of the first side surface close to the outer surface, the second side surface is connected between the inner edge of the first step surface and the outer surface, and a distance from the first step surface to the inner surface is less than a distance from the outer surface to the inner surface; and the first ink layer is disposed at least on the first step surface, the first glue layer is disposed at least on the first ink layer on the first step surface, and the plastic edge portion is disposed on the first side surface, the first glue layer on the first step surface, and the second side surface.