Sponge: seat and back use cold foaming PU shaped sponge with
high density
Seat back plastic shell: shaped by high grade PP
(polypropylene) multi-element composite material in the manner of
injection molding in the mould
Back inner plate: shaped by high quality composite board in
the manner of cold pressing in the mould
Return function: using the gravity return device which
returns noiselessly
Handrail surface: shaped by high grade PP (polypropylene)
multi-element composite material in the manner of injection
molding in the mould
Surface material: both the seat and the back use high grade
specialized cloth with the
advantages of anti-flaming, dirt resistant and fade-proof
Side plate: assembled by plywood and weed tree
Foot rest: shaped by stamping and soldering high quality
steel plates, and surfaces of which are treated with anti-rusting
electrostatic spraying treatment
Ground fixing: using antirust electrostatic sprayed allen key
setscrew with cylindrical head to prevent rusting
Seat appearance: the design is ergonomic and has high comfort
level
