Leg:thelegmeettheneedsof under-floor air-distributon systerm. Replyagencies:repliedbyspringanddampingagencies.thespringbackspeedcouldbeadjusted.nonoise. Rowdistance:itcouldbemadeasactualdemand,sothatwecanmakesurethewidthofgangway. Arm:importedSolidWood,beautifulwoodgrain,thecolorisfitedforthecloth. Seat/backboard:multi-storeywoodpanelsrepressedbymechanism,paintedwithpolyurethaneClearcoatfinishroundtheboard.plywoodmoldedbyhotaluminumforming, Redbeechwoodboardstickuponplywood.TheThicknessisequalorgreaterthan17MM.allwoodisdealedwithdehydrationanddegrease.Therateofwatercontentisisequalorlesserthan12%,Anddealedwithantisepsisprotectionagainstinsects.PaintedenvironmentalwaterMattpaint.Thecolorcouldbedecidedasclient. Fabricsofchair:using100%Polyesterfabrics.Thecolorcouldbediceidedasclient.flameresistance:B1grades. Dustproof,antifouling,protectionagainstthetide,preventionofstaticalelectricity,mothproofing.Hasnorupture,ruptureandcottonball.fastcolours. Thefoamspongeofcushion:machiningwithColdpolyurethanefoam.Thedensityofbackcushionfoamspongeis40kg/m3,thethicknessbackfoamspongeis60MM.Thedensityofseatcushionis55kg/m3,thethicknessofseatcushionis100MM.thedensityoffoamspongeiscomfortableforhumanbody.flameresistance:B1grades.. Seatreposition:Noisefree,rebounddampingdriven.,ithasbufferagenciesSlowingdown. Thematerialofrebounddampingis65Mn.It’slifetimeisequalorgreaterthan200000times.TheDPDashpotPartsuseairpressureandair-poweredprinciple.ThePerformanceisStable,Tightedrigorously,TheDPDashpotPart’slifetimeisequalorgreaterthan50000times.