Tray type holding clamp

Provided is a tray type holding clamp. The tray type holding clamp includes: a square tube shaped tray case (1) having an upper opening and a bottom, and a deformable and flexible adhering sheet (20) placed in the tray case (1) and configured to detachably support a miniature LED device (10), a plurality of support protrusions (30) for the adhering sheet (20) arranged with specific interval is formed on an inner bottom surface of the tray case (1), an upper portion (31) of each support protrusion contacting the adhering sheet (20) bends to be hemispherical, an air exhaust hole (4) communicated with space (3) between the inner bottom surface (8) of the tray case (1) and the adhering sheet (20) is defined through the tray case (1), and the adhering sheet (20) is configured to deform along the plurality of support protrusions in an concave-convex manner under a situation that the air in the space (3) between the inner bottom surface (8) of the tray case (1) and the adhering sheet (20) is expelled out of the tray