Expandable and varied furniture structure

An expandable and varied furniture structure, comprising:

• at least one base, comprising a plurality of connection ports on a plurality of sides;
• at least one wall, selectively close to one of the plurality of sides, the at least one wall comprising a plurality of connecting pieces, each of the plurality of connecting pieces comprising a pivot part, a connecting part connected to the pivot part, a step part connected to the connecting part, and a mounting part connected to the step part, the connecting part parallel to the mounting part, each of the plurality of connecting pieces penetrated in each of the plurality of connection ports by the mounting part thereof, and each of the plurality of connecting pieces standing on a side of the at least one base through at least one of the connecting part and the step part abutted against the at least one base;
• and
• at least one auxiliary clip, connecting a bottom of the at least one base to a bottom of the at least one wall,
• wherein the at least one base comprises a bottom frame, a top frame, and a plurality of support posts connected to the bottom frame and the top frame, the plurality of connection ports are located on the top frame, and the at least one auxiliary clip is connected to the bottom frame.