One of the most classic applications of ancient architectural mortise and tenon technology. The spirit of the "Six-Piece Interlocking Cube" symbolizes the importance of "teamwork" in our society and culture. Everyone has their own expertise; the protruding tenons and grooves complement each other's strengths and weaknesses. To perfect something, teamwork is essential, and only then can a Six-Piece Interlocking Cube be assembled flawlessly.
The final piece is the "KEY MAN", representing the key person in a team. In any mission, the final step is usually executed by this key person to review and ensure the integrity of the entire task and verify there are no defects.
Therefore, when we customize gifts, the recipient's name is typically laser-engraved on this final piece, representing the highest respect for the recipient.