Size adjustable assemblable pallet

A size adjustable assemblable pallet, comprising:

• a plurality of base members, each of the base members comprising a base body, a plurality of grooves, and a plurality of positioning holes, wherein the grooves are formed on the base body, the positioning holes are formed in the respective grooves, and the depth of each of the positioning holes is greater than the depth of the corresponding groove;
• a plurality of connecting bars, each of the connecting bars comprising a main body and a plurality of bending portions, wherein the bending portions are extended from respective opposite ends of the main body and bent toward the same direction, the bending portions are respectively inserted into the positioning holes of two of the base members, and wherein at least one portion of the main body is engaged in the grooves of two of the base members, so that the two base members are fixed to two ends of each of the connecting bars;
• and
• a plurality of loading plates, fixed on the connecting bars.