What's the delivery time?

It usually takes about 20-30 working days to produce one order.

How is the payment terms?

Normally T/T 30% in advance and T/T 70% before shipment.

Can I mix different models in one container?

Yes, different models can be mixed in one container, but the quantity of each model should not be less than MOQ.

How does your factory do regarding quality control?

We always pay great attention to quality control from the very beginning and every product was tested piece by piece before delivery.

Do you have quality certification?

Yes, we have CE, SGS, ISO, ect.

Flat Zigzag Spring for Sofa

Name: Flat Zigzag Spring for Sofa
Brand: Changzhou Kya Trading Co., Ltd.
SKU: 2073550865

Jiangsu, ChinaChangzhou Kya Trading Co., Ltd.

US$20.00-30.00

50 Boxes

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Function

Pressed

Material

Steel

Model NO.

Flat Zigzag Spring

Usage

Furniture

Load Type

Torsion

Production Process

Cold Roll

Shape

Coil

Wire Diameter

2.8-4.3mm

Loop Height

43-51mm

Loop Width

16-35mm

Length

Customized

Free Sample

Available

Business Type

Manufacturer and Trading Company

Customized

Export Markets

Global

Transport Package

Box

Specification

SGS CE ISO

Trademark

KYA

Origin

China

HS Code

731700000

Production Capacity

10 Containers

Key features

Customizable Dimensions: Wire diameter 2.6-4.3mm, height 43-51mm, width 16-35mm, length customized.

High Durability Material: Made from high carbon steel or stainless steel for steady support and comfort.

OEM Service Available: Supports OEM orders with various shapes like flat, curve, round, or super loop.

Free Sample Testing: Free samples provided to test quality and market suitability before bulk order.

Strict Quality Control: Every product tested piece by piece before delivery with CE, SGS, ISO certifications.

Wide Application Scope: Suitable for sofa seats/backs, chair seats/backs, and automobile seats.

Mixed Model Shipping: Different models can be mixed in one container, subject to MOQ per model.

Global Export Capability: Manufacturer and trading company exporting globally with flexible payment terms.

Company profile

Importers and ExportersYears of Export ExperienceExhibition ExperienceFast Delivery

Changzhou Kya Trading Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading Company, OtherExport Year: 2010-08-01Nearest Port: Shanghai, Ningbo, TianjinAverage Response Time: ≤1.83hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, DDP, DAP, CPT

AI-Powered supplier vetting

SummaryThe supplier is identified as a limited trading company in Changzhou, with 13 employees and products including coil nails, staples, rebar tie wire, hog rings, and air tools. It reports strong customization, 3D design, ODM, OEM, and recent new-product capabilities. Export activity is substantial, with 71%–90% of sales from exports, 13 years of exporting, and self-operated import/export rights. Service records show procedures for corrective actions and customer complaints, while supplier-capability assessment has records but no written procedure. Inventory capability and participation in an offline trade show are confirmed, but no overseas warehouse, showroom, agent, branch, or overseas service country is reported. Quality assurance status, outsourcing procedures, valid manufacturing-capacity contracts, certifications, and financial performance details are not sufficiently established by the provided information.

Supplier typeThe supplier is explicitly described as a limited company and a trading company, located in Changzhou, with 13 employees and no larger-company group affiliation. Its stated product scope covers coil nails, staples, rebar tie wire, hog rings, and air tools.

After-Sales capabilityThe supplier has documented procedures and follow-up records for corrective and preventive actions and customer complaints. It also reports inventory capability and participation in the São Paulo Expo Exhibition, but lacks overseas warehouses, showrooms, agents, branches, and reported overseas service countries; the supplier-capability assessment has records but no written procedure.

R&D capabilityThe supplier provides 3D software design services, reports new products within the past year, and offers ODM and OEM services for popular brands. However, no SDK is available, so the evidence supports product-development capability but not SDK-based technical capability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also provides 3D software design services. These statements directly indicate broad customization coverage.