1. Desktop: 600*400mm board surface with high quality melamine board, injection molding edge;
2. Seat back: 400*360mm board surface with high quality melamine plate, injection molding edge;
3. Book cover: The wall thickness of high quality stretched steel ≥1.0mm;
4. Table and chair tube wall: 1.2mm wall thickness full denier tube, can not be lifted;
5. Table foot: 1.2mm wall thickness, foot cover bottom has 4 balance adjustment mechanism.