1. Back's cushion are made by the technology "three in one ", i.e., tightly combined fabric, foamed polyurethane and metal structure, more durable and non-deforming.


2. Plastic shell of seating cushion adopts special acoustic holes and offers perfect noise-absorption function.


3. Seating cushion reverts to original position by double-springs, which features accuracy and low noise.


4. Arms are made of mould polyurethane, durable and anti-wear.


5. Legs, which are linked to arms, are made of A-grade steel sheet and are welded together, A hidden writing board is inside the arm. The shape of legs appears concealed design, which shows smooth and beautiful appearance.