1. Desktop: The board surface is made of high quality melamine board, PVC edge sealing;
2. Seat back: High density polyethylene (HDPE) as raw material, hollow blow molding process;
3. Book cover: high quality aluminum alloy.
4. Table and chair tube wall: 1.5mm wall thickness round tube;
5. Table foot: 1.5mm wall thickness, foot cover bottom has 4 balance adjustment mechanism.