Ceramic tile unit for wall surface paving, wall surface connecting piece and wall surface ceramic tile mounting structure

The utility model discloses a tile unit for wall surface paving, a wall surface connecting piece and a wall surface tile mounting structure, comprising a tile and a clamping member, the top and/or the bottom of the back surface of the tile are/is provided with an accommodating groove, the clamping member is pasted on the inner wall of the accommodating groove, so that the clamping member is positioned in the accommodating groove and forms an inserting groove in the accommodating groove; and the notch of the inserting groove faces the outer side of the accommodating groove. The containing groove is formed in the back face of the ceramic tile in a grooving mode, it is ensured that no or only a small amount of magnesium oxide powder exists in the containing groove, and therefore the clamping component can be installed in the containing groove in a pasted mode, the clamping component is effectively prevented from falling off from the inner wall of the containing groove in the later period, and the risk that the c