Standard configuration instructions

　　Back sponge: cold foam high-resilience shaping PU sponge integrated foam molding, density up to 55Kg / m3;

　　Block: Made of cold-foamed high-resilient PU foam in one piece, with a density of 60kg / m3. Long-term use is not easy to deform; the seat cotton has a built-in 1.5mm thick steel frame + serpentine spring, and a black non-woven fabric is used as a partition. The seat bag is not easy to deform and durable;

　　Seat, back outer panel: high-quality multi-layer spin-cut birch veneer formaldehyde-free environmentally friendly adhesive hot-press molding, the surface is polished and sprayed 5 times; the paint is imported from Taiwan Dabao paint; the thickness is 16mm;

　　Fabric: using high-quality hemp fabric; the seat back cable is positioned and cushioned with mercerized cotton;

　　Chair legs: Aluminium alloy material is die-casted by a mold, and the surface is treated with anti-oxidation treatment and high-temperature spray plastic finish;

　　Writing board: adopts steel rear large scimitar writing board mechanism, and writing board base material adopts high-quality high-density board surface with fireproof board;

　　Handrail frame: high-quality multi-layer rotary-cut birch veneer formaldehyde-free environmentally friendly adhesive hot-press molding, paint finish;

　　Armrest surface: It is made of imported logs after 5 times of polishing and sealing, and the paint is imported from Taiwan.

　　Return mechanism: adopt spring and damping gas rod slow rebound mechanism;

　　Earth explosion screw: stainless steel hexagon socket head screw and color zinc-plated expansion nut.