Desktop: One-piece molded ABS
Chair Seat: One-piece injection molded PP engineering plastic steel
Table and Chair Legs: 30x60x1.2mm flat round tube
20x50x1.2mm flat round tube
Backrest: 20x20x1.2mm flat round tube
Height Adjustment: Knob-type height adjustment
All iron parts must be welded smoothly, fully, without any incomplete welds or obvious weld scars, and the welded areas must be ground smooth.