Name: Asymmetrical Kidney-Shaped Curved Upholstered Sofa
Brand: JUESHANGDA
SKU: P4WS7Q

Time

Field

Original Value

Corrected Value

Note / Status

No correction records yet. Found an error? Click the flag at the end of a row to report it.

PRODUCT MODULE 01 / 06

Physical Dimensions

Automatic mm / inch conversion · Core engineering specifications

Data source: Structured from factory data; final measured values prevail.

Overall dimensions (W × D × H)	4000 × 1750 × 830 mm
Seat height	410 mm
Seat depth (curved main section)	595 mm
Backrest height above seat	420 mm
Backless chaise extension length	1200 mm
Seat cushion thickness	200 mm
Plinth base clearance above floor	5 mm
Per-seat usable width	900 mm
Backrest thickness	150 mm
Visible vertical seam pitch	2000 mm
Back Cushion Thickness	160 mm
Leg Height / Floor Clearance	160 mm

PRODUCT MODULE 02 / 06

Weight, Load & Performance

Net weight / load capacity / users / durability

Data source: Product performance data; verify exact test conditions before procurement.

Total net weight	120 kg
Per-seat static load capacity	114 kg
Seat foam density (base layer)	45D
Seat foam density (top comfort layer)	35D
Fabric abrasion resistance	50000 double rubs
Foam resilience rate	60%
Standard structural warranty	3 years
Seat Foam Density / Rebound	40 kg/m³ / 60%
Upholstery Abrasion Reference	Fabric 60000 cycles; leather-class cover 1.4 mm
Per-seat Load Reference	130 kg/seat

PRODUCT MODULE 03 / 06

Materials & Structure

Core acceptance fields · Panels / hardware / frame / upholstery

Data source: Subject to the factory material list and inspection report.

Internal support frame	Kiln-dried solid hardwood + 18mm plywood, 12% moisture content
Seat support system	80mm wide elastic webbing, 50mm spacing under cushions
Cushion fill structure	Layered 45D base foam, 35D top foam, 20mm synthetic fiber batting
Upholstery fabric	380gsm textured grey woven performance fabric, stain-resistant finish
Upholstery seam construction	Reinforced stitched seams, 8 stitches per inch, matching grey thread
Base/plinth structure	Fully upholstered engineered wood frame, no exposed legs, floor-contact non-slip felt pads
Backrest fill	Single-piece molded high-density foam, tight-upholstered to frame
Frame joint hardware	Dowel and corner block reinforced joints, steel screw fasteners
Timber Frame Section / Moisture	Primary section ≥30 × 50 mm; recommended moisture 12%
Spring / Webbing Specification	Sinuous spring wire 4 mm; elastic webbing 70 mm wide
Leg Connector Specification	Reference M8-M10 with at least 1 mechanical fixing per leg
Reference Upholstery Color Count	Recommended 8fabric/leather color options

PRODUCT MODULE 04 / 06

Functions & Adjustment

Adjustment / rotation / tilt / mobility / storage features

Data source: Functional configuration; the supplier specification prevails.

Seating layout	4-seat asymmetrical curved layout, 1 backless chaise end, 3 low-back seats
Motion type	Fully stationary design, no recline, sleeper or modular disconnect features
Lumbar support	Integrated curved backrest with padded foam support for right/center seats
Floor protection	Non-slip felt pads along full base perimeter to prevent floor scuffing
Cushion retention	Tight-upholstered seat and back cushions, attached directly to frame, no loose cushions
Installation requirement	Fully assembled placement only, no on-site upholstery or frame assembly needed
Cleaning access	Smooth all-upholstered exposed surfaces, no gaps for debris accumulation
Cushion Service Configuration	Recommended 2removable/replaceable cushion methods

PRODUCT MODULE 05 / 06

Packaging & Logistics

Verified carton / gross weight / assembly / loading data

Data source: Reference for export quotations and container planning.

Reference Package Count	1 set / 2 cartons
Reference Assembly Time	40 minutes per set
Reference Module Carton Dimensions	2200× 1050× 850 mm
Reference Packaging Volume	1.8 m³/item
Reference Packaged Gross Weight	110 kg/item

PRODUCT MODULE 06 / 06

Applications & Usage

Recommended spaces / users / usage modes

Data source: Recommended applications based on product form and category.

Open-plan residential living rooms	Organic curved form softens linear room layouts for casual lounge seating
Modern office lounge and waiting areas	Low-profile minimalist design fits contemporary commercial breakout spaces
Hotel lobby lounge zones	Continuous curved seating supports multi-guest casual conversation arrangements
High-end boutique reception areas	Sculptural silhouette acts as statement seating for visitor welcome spaces
Open-concept studio apartments	Asymmetrical shape defines lounge zones without blocking sightlines
Curved feature seating under staircases	Kidney shape fits rounded architectural nooks for unused space utilization

STANDARD S1

EU Market Entry Requirements * EN Standards

EU Market Access Requirements* EN Standards

EN 12520:2015	Applicable to domestic seating: specifies strength, durability and safety requirements for stationary household sofas
EN 1021-1:2014	Applicable to upholstered furniture: defines cigarette ignition resistance for fabric and fill materials

STANDARD S2

North America Purchasing & Inspection Reference * ANSI/BIFMA Standards

US and Canada office-furniture standards

ANSI/BIFMA X5.4-2020	Applicable for lounge seating: specifies structural performance and durability test methods for public/lounge use

STANDARD S3

Standards Applicable to China-Market Projects * GB Standards

Standards applicable to China-market projects

GB 18401-2010	Applicable to textile upholstery: sets formaldehyde and harmful substance limits for direct contact fabrics

Standardized tender description text

This product must meet the following technical requirements:
1. GB 18401-2010: Applicable to textile upholstery: sets formaldehyde and harmful substance limits for direct contact fabrics;
Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.

GENERATED EXPORTS

Ready-to-use export tools

Export data is generated from the current published product record.

Technical Report PDF

Directly download an English report in metric or imperial units.

PDF · CS-KIDNEY-4000-GR

Complete Parameter Workbook

Download all product information and parameter modules in English.

XLSX · CS-KIDNEY-4000-GR

International Listing Template

English title, specifications, materials, standards and purchasing fields.

XLSX · LISTING

Customs Declaration Data

Prepare customs description, material, usage, dimensions and declaration elements.

CUSTOMS · CS-KIDNEY-4000-GROpen Export Tool

Quick Actions

Post an RFQ

Product Description

The JUESHANGDA Asymmetrical Kidney-Shaped Curved Upholstered Sofa (model CS-KIDNEY-4000-GR) is a stationary curved sectional designed with a fluid, low-profile silhouette that brings soft, sculptural presence to interior spaces. Its form follows an asymmetrical kidney curve, laid out as a 4-seat configuration with three low-backed seating positions and one integrated backless chaise extension, creating a continuous, flowing seating line without sharp angles or disjointed sections. The design sits on a fully upholstered plinth base with no exposed legs, finished with matching grey thread for a seamless, minimalist modern look. Built for lasting structural integrity, the sofa’s internal frame combines kiln-dried solid hardwood and 18mm plywood held together with dowel, corner block, and steel screw reinforced joints, maintained at a stable moisture content to reduce warping risk. Seat support comes from wide elastic webbing spaced evenly under cushions, which hold a layered fill of high-density base foam, softer top comfort foam, and a synthetic fiber batting wrap wrapped in textured grey woven performance fabric with a stain-resistant finish and high abrasion resistance. The tight-upholstered backrests are formed from single-piece molded high-density foam, with reinforced stitched seams along all upholstery edges, and non-slip felt pads running the full base perimeter to protect flooring from scuffs. All seat and back cushions are fixed directly to the frame with no loose components, and smooth exposed surfaces leave no gaps for debris to accumulate. This sofa supports casual, multi-person seating with integrated lumbar support on its curved right and center backrest positions, delivered fully assembled for straightforward placement with no on-site construction or upholstery work required. It suits a wide range of both residential and commercial settings: it softens rigid linear layouts in open-plan living rooms and studio apartments, defines lounge zones without blocking sightlines, and fits neatly into rounded architectural nooks such as under-stair spaces. For commercial use, it complements contemporary office breakout and waiting areas, hotel lobby lounge zones, and high-end boutique reception spaces, where its sculptural shape supports natural conversation groupings for guests. For procurement, teams should note the sofa ships across two cartons, plan for appropriate delivery and placement access, account for the 3-year standard structural warranty for long-term maintenance planning, and confirm space dimensions to accommodate the full curved footprint without obstruction to walkways.

Asymmetrical Kidney-Shaped Curved Upholstered Sofa Specifications

Suppliers and stock