| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Finished Seat Cushion Thickness | 90 mm | |
|---|---|---|
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Total unit net weight | 62 kg | |
|---|---|---|
| Desktop static load capacity | 80 kg | |
| Recommended user age range | 16 years | |
| Foam cushion density | 35 kg/m³ | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg | |
| Caster Rolling Durability Reference | Acceptance target 30000 cycles | |
| Gas-lift Cycling Reference | Acceptance target 100000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Main support frame | Solid rubberwood with natural light oak matte finish | |
|---|---|---|
| Desktop and shelf panels | 18mm thick E0 grade engineered wood with wood grain veneer | |
| Chair seat cushion core | 40mm thick high-density polyurethane foam | |
| Chair upholstery | 280g/m² linen-blend woven fabric | |
| Connecting hardware | Zinc-plated steel confirmat screws and wood dowels | |
| Hutch shelf backing | 5mm thick hardboard backing panel | |
| Chair armrests | Solid rubberwood matching frame finish | |
| Desk edge trim | 1.5mm thick PVC edge banding | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Integrated tiered storage | 4-tier left vertical shelf + 2-tier upper hutch for sorted book and supply storage | |
|---|---|---|
| Wide work surface | Clear unobstructed desktop to accommodate writing, reading, laptop and craft activities | |
| Ergonomic seating support | Curved upholstered backrest and wooden armrests maintain upright posture for study | |
| Decorative cut-out side panels | Circular cut-outs on shelf and leg panels reduce visual weight and enable cord routing | |
| Reinforced under-desk crossbar | Horizontal wood crossbar links two front legs for enhanced structural rigidity | |
| Detachable chair design | Chair is a separate movable unit that can be pushed fully under the desk when not in use | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set | |
| Reference Carton Volume | 0.26 m³/set | |
| Indicative 20GP Loading | 135 sets at 85% space utilization | |
| Indicative 40HQ Loading | 320 sets at 85% space utilization |
Recommended spaces / users / usage modes
| Children's bedroom study area | Fits compact 15sqm bedrooms for dedicated schoolwork and reading space | |
|---|---|---|
| Playroom activity station | Doubles as a craft and drawing surface for non-study creative activities | |
| Small apartment home office nook | Compact footprint works for occasional adult work from home in tight spaces | |
| Recommended Matching Desk Size | 2.4 m executive desk | |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
EU Market Access Requirements* EN Standards
Standards applicable to China-market projects
| GB 28007-2011 | General technical requirements for children's furniture, applicable for structural safety and edge rounding | |
|---|---|---|
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable for panel and frame construction quality | |
| GB 18580-2017 | Formaldehyde emission limit for wood-based panels, applicable for all engineered wood components |
This product must meet the following technical requirements: 1. GB 28007-2011: General technical requirements for children's furniture, applicable for structural safety and edge rounding; 2. GB/T 3324-2017: General technical requirements for wooden furniture, applicable for panel and frame construction quality; 3. GB 18580-2017: Formaldehyde emission limit for wood-based panels, applicable for all engineered wood components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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