What certifications does the product have?

The product complies with ISO4878, EN1492-1:2000, JB/T8521.1, and holds GS, CE, and ISO 9001 certificates.

What is the safety factor for the slings?

Safety factors available are 5:1, 6:1, 7:1, and 8:1.

4t Polyester Endless Round Webbing Sling (can be customized)

Name: 4t Polyester Endless Round Webbing Sling (can be customized)
Brand: Changzhou Z&J Sling Co., Ltd.
SKU: 714039022

Jiangsu, ChinaChangzhou Z&J Sling Co., Ltd.

US$1.50-10.00

10 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Type

Webbing Sling

Material

Polyester

Model NO.

RS040

Lifting Capacity

Fixed Form

No Fixed Oint

Lifting Eye Type

Endless

Rope Core Type

Yarm

Power Source

Hand

Shape

Round

Certification

GS, CE, ISO 9001

Sling Color

Grey

OEM

Available

Length

Can Customize

Width

as Standard

Advantage

High Quality

Transport Package

Carton, Pallet

Trademark

Z&J or as customer requested

Origin

China

HS Code

5609000000

Production Capacity

20000PCS/Year

Key features

Customizable Length: Length can be customized to meet specific requirements.

Wide Color Options: Available in Violet, Green, Yellow, Grey, Red, Brown, Blue, and Orange.

High Lifting Capacity: Capacity ranges from 1 Ton to 100 Ton with safety factors of 5:1 to 8:1.

Durable Material: Made of 100% Polyester with high-tenacity fibers and UV resistance.

Certified Quality: Complies with ISO4878, EN1492-1:2000, JB/T8521.1, GS, CE, and ISO 9001.

OEM Logo Service: Custom logo printing available upon request.

Versatile Applications: Suitable for construction, manufacturing, oil & gas, marine, and wind energy.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceRaw-Materials TraceabilityProduction Process Visualization

Changzhou Z&J Sling Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.22h

AI-Powered supplier vetting

SummaryThe supplier appears to be an original manufacturer of lifting and webbing products, offering OEM/ODM and customization services. It operates 10 production lines and reports substantial product-specific output, with Europe as its primary export market and Shanghai Port as its nearest port. However, quality-control resources are limited to fewer than five staff, finished-product inspections lack written records, and the supplier explicitly reports no quality assurance system. R&D is limited: no new products were developed in the past year and no SDK is available, although ODM services are offered. The supplier has no valid manufacturing-capacity contract with related subcontractors, no stock, overseas warehouse, overseas showroom, overseas agents, or branches. Service procedures exist for supplier assessment, corrective actions, and complaints, but records are not maintained. Financial information is referenced for 2021–2023, but the provided slices do not establish financial strength.

Supplier typeThe supplier describes itself as focused on original manufacturing and produces webbing slings, round slings, ratchet straps, marine slings, and webbing. Its OEM capability for recognized brands and ODM service indicate a manufacturer capable of both original production and contracted manufacturing.

R&D capabilityThe supplier explicitly reports no new products in the past year and no available SDK. Although it offers ODM services, the evidence does not demonstrate active product innovation or software-development capability.

Production capacityThe supplier operates 10 production lines and reports output including 300 tons of weaving sling, 3,000,000 webbing sling pieces, 500,000 ratchet strap pieces, 500,000 marine sling sets, and 300 tons of webbing. Lead time is stated as one month in both peak and off-peak seasons, but fewer than five quality-control staff, absent inventory capacity, and no valid contract with related subcontractors create operational-control concerns.

Customization capabilityThe supplier provides customization from samples, customization from designs, and flexible customization. Its product description also states that length can be made as required and lists multiple safety-factor options, directly supporting product customization capability.