| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall desk dimensions | 800 x 600 x 1200 mm | |
|---|---|---|
| Chair overall dimensions | 550 x 620 x 850 mm | |
| Chair seat dimensions | 450 x 420 mm | |
| Seat height adjustment maximum | 600 mm | |
| Backrest height adjustment maximum | 950 mm | |
| Desk height adjustment maximum | 800 mm | |
| Under-desk knee clearance height | 620 mm | |
| Upper hutch shelf height | 350 mm | |
| Side drawer internal dimensions | 300 x 400 x 120 mm | |
| Five-star chair base diameter | 600 mm | |
| Desk top panel thickness | 25 mm | |
| Caster wheel diameter | 50 mm | |
| Edge radius for safety corners | 10 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm |
Net weight / load capacity / users / durability
| Total set net weight | 32 kg | |
|---|---|---|
| Chair static load capacity | 113 kg | |
| Recommended user age range | 12 years | |
| Desk lift cycle durability | 100000 cycles | |
| Fastener salt spray corrosion resistance | 72 h | |
| Desktop surface abrasion resistance | 2000 cycles | |
| 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Desk top and hutch panels | E1-grade engineered wood with matte anti-glare laminate finish | |
|---|---|---|
| Desk support frame | 1.2mm wall thickness powder-coated carbon steel | |
| Desk edge trim | PVC soft rounded edge banding, anti-collision | |
| Chair internal frame | 1.5mm wall thickness welded steel tube frame | |
| Chair seat and back padding | 30mm thick 35kg/m³ high-density polyurethane foam | |
| Chair upholstery | Breathable polyester fabric with water-repellent treatment | |
| Chair base | Reinforced nylon five-star caster base | |
| Caster wheels | 50mm diameter PU soft universal casters | |
| Chair lift gas cylinder | Class 2 gas lift with 50mm tube diameter, 250mm stroke | |
| Lift mechanism | Steel screw rod hand-crank height adjuster for desk | |
| Drawer runners | Cold-rolled steel side-mount drawer slides | |
| Upholstery seam stitch pitch | 8mm |
Adjustment / rotation / tilt / mobility / storage features
| Desk height adjustment | Hand-crank operated screw lift, stepless adjustment between 800 mm height | |
|---|---|---|
| Integrated hutch storage | Two-tier open upper shelf for books, stationery and display items | |
| Side drawer storage | Single pull-out under-desk drawer for small stationery and supplies | |
| Chair mobility | 360-degree swivel seat with five universal casters for smooth movement | |
| Anti-pinch edge protection | Rounded corners and soft edge trim on all desk contact points | |
| Surface cleanability | Stain-resistant laminate desktop and water-repellent upholstery for easy wipe cleaning | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| 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
| Home children's study space | Suitable for home bedroom or dedicated study area for school-age children | |
|---|---|---|
| Elementary student homework use | Adjustable dimensions fit children 12 years for writing, reading and drawing | |
| After-school tutoring environment | Durable construction suitable for small tutoring centers or home school setups | |
| Color-matched room decor | Available in pink, blue and green pastel finishes to coordinate with kids' room themes | |
| Shared multi-child household | Quick height adjustment allows use by multiple children of different heights | |
| 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
| EN 1729-1:2015 | Furniture - Chairs and tables for educational institutions - Part 1: Functional dimensions | |
|---|---|---|
| EN 71-3:2019 | Safety of toys - Migration of certain elements |
Standards applicable to China-market projects
| GB/T 3976-2014 | Functional sizes and technical requirements for school desks and chairs | |
|---|---|---|
| GB 28007-2011 | General safety requirements for children's furniture |
This product must meet the following technical requirements: 1. GB/T 3976-2014: Functional sizes and technical requirements for school desks and chairs; 2. GB 28007-2011: General safety requirements for children's furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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