Wall body material with grooves

The utility model discloses a wall components set with trench, including blocks and panels. The components are characterized in that the surfaces of the blocks and the panels are arranged with the trenches. The trenches are in an inner width and an outer narrow-shaped, according to the need the trench can be installed at the blocks and the panels corresponding to two sides surface or one side surface. When the cement mortar is plastered, the cement mortar will enter the trench to be solid, and a firm solid overall is formed between the cement mortar and the wall or between the cement mortar and the temperature insulation board. The cement mortar and decorative materials affixed to the concrete such as tile, marble and so on, are difficult to fall out of the decorative surface. The extrusion of this utility model help to solve the unresolved issues in the construction industry for a long time and can greatly extend the wall maintenance cycle, save the maintenance costs, improve the living environment and conserve the resources having universal significance.