1: Back plate/seat plate/foot support plate: it is made of brand-new environmental protection PE raw material, which is melted at high temperature and then blow-molded in one step. The design conforms to the principle of ergonomics and has good comfort. Seat/board dimensions: width: 400mm* height (depth): 410mm* thickness: 20mm, foot support dimensions: length: 365mm* width: 400mm* thickness: 20mm.

 2. Back-plate/seat-plate/foot-plate mechanism: 4.0mm thick high-quality steel plate is used for oil pressure forming, and the adjustment angle is 95-170 degrees. All adjusting mechanisms adopt detachable structure, which is practical, beautiful and easy to maintain.

 3. Handrails: High-quality solid round iron is wrapped by injection molding after mechanical bending, which is beautiful and comfortable, providing all-round security for children.

 4: Folding tube at the back of the seat: 40*20*1.5mm high-quality square tube is adopted.

 5: Stand column and foot plate: 60*30*1.2mm high-quality flat elliptical tube is used. Stand sleeve: 50*25*1.2mm high-quality flat elliptical tube is used.

 6: Table bucket: high-quality steel plate is used for one-time oil pressure molding.

 7: Desktop: 600 * 400 * 18 MME grade 1 environmental protection MDF is applied with melamine surface, with optional color, injection molding and edge sealing, which will never fall off.

 8: at the surface