1. Desktop: the diameter is 1600* high 740mm, the board is made of high quality melamine board, PVC edge sealing;
2, seat back: 420*420mm using enhanced high-quality PP (polypropylene) multi-element composite material injection molding;
3. Book cover: The wall thickness of high quality stretched steel ≥1.0mm;
4. Table and chair tube wall: 1.8mm wall thickness round tube;
5. Table foot: 1.8mm wall thickness, foot cover bottom has 4 balance foot cover.