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10. Armrest : embrace type of armrest reached out from back side has the beauty of curve and can make user's legs move widely

9. Up and down function adjusted by gas : The height  of this chair can be adjusted by gas easily, that makes users feel light to pull up and heavy to pull down.

8. Aanti-shock(anti-shock function : You can be shocked or surprised when you release a button with unfixing angle function of back board. To prevent this problem, our products equiped with anti-shock function are worked after users press unfixing button then pull back back-seat lightly.

7. Angle changing function for back board : Fixable function that can be adjusted back board to user's movement on a chair. * The range of adjustment function can be different.

6. Sliding fuction for back seat : As the basical sliding back board function, back board can be softly pull back

5. Syncronized titlting mechanism : High technology mechanism reacted to movement of back & seat board with user' movement, pron mechanism for the 5 differance to change position(L), flexibie up and down function(R), titlting control fucntion between strength and weakness(C) provide comfortable circumstances.

4. Brief taking on-off system : As the best of the best, users can select various color of the fabric on back, seat, headrest by taking on & off system. Moreover,  stain on the fabric can be easily removed through washing after taking off the stained fabric from chairs.

3. High-strength engineering outside frame : outside frame made of engineering plastic for accurate parts has high-strength durability and self-elasticity that provide smooth tension in double.

2. Aluminum die casting & urethan caster : for the better quality, aluminum die casting base applied to only high class product is used, in addition, urethan caster bigger than general has soft movement and prevent from floor stain and noise.  

1. Head rest : As user's body and posture, appropriate height(5 position) & angle(up and down 15

The backrest match up the curve of the human the frame made by high strength materials which use to us as main materi