What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

What certifications do you have?

We hold ISO 9001:2008, TF16949, and ISO9001:2015 certifications.

Can you provide material certifications?

Yes, first article layouts and spectrometer material certifications are provided with all first article samples.

China Factory Supply Construction Hardware - Scaffolding Coupler, Formwork Wing Nut, Tie Rod Accessories for Building Projects

Name: China Factory Supply Construction Hardware - Scaffolding Coupler, Formwork Wing Nut, Tie Rod Accessories for Building Projects
Brand: Qingdao Donrex Co., Ltd.
SKU: 2157412542

Shandong, ChinaQingdao Donrex Co., Ltd.

US$1.00-5.00

500 Pieces

Product profile

Customization

Available

Casting Method

Directional Crystallization

Application

Hardware

Model NO.

OEM

Surface Roughness

Ra12.5

Standard

OEM

Certification

ISO 9001:2008, TF16949

Transport Package

Bulk Packing

Specification

Customized specs

Trademark

OEM

Origin

Shandong

HS Code

73249000

Production Capacity

500000sets/Month

Key features

Custom OEM & ODM Service: Full customization from designs, samples, or minor adjustments available.

Wide Material Range: Supports Grey Iron, Ductile Iron, Carbon Steel, Alloy Steel, Stainless Steel, Aluminum, and Copper.

Large Capacity Production: Annual capacity over 1,000 tons with parts ranging from 0.05kg to 20 tons.

Fast Lead Time: Normal lead time is 1 to 6 weeks for fully-machined components.

Strict Quality Control: 100% inspection with spectrometer certifications and specialized reports.

Experienced Manufacturer: 20 years of manufacturing success and 18 years of export experience.

Comprehensive Processing: Offers shot blasting, heat treatment, machining, and surface treatment.

Global Client Base: Trusted by major companies in North America and Europe.

Company profile

Full CustomizationR&D CapabilitiesODM ServicesManagement Certification

Qingdao Donrex Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤9.83h

AI-Powered supplier vetting

SummaryThe supplier offers broad customization, exports approximately 90% of sales, has exported for 18 years, and reports standardized finished-product inspection instructions. It holds CE and ISO9001:2015 certifications and has seven R&D engineers, but launched no new products last year and is explicitly not classified as a professional technical supplier or a provider of 3D software design. The supplier lacks stated inventory, overseas warehouse, overseas showroom, overseas agents or branches, and offline trade-show participation. Manufacturing capacity is constrained by the absence of a valid contract with related subcontractors. Customer evidence is limited: there is no cooperation with Fortune 500 companies, while repeat-buyer preference is reported at 50%–80%. Financial credibility cannot be assessed because no relevant financial information is provided.

CertificationsThe supplier reports CE product compliance certification and an ISO9001:2015 management-system certificate. These are explicit certifications supporting compliance and quality-management capability.

After-Sales capabilityThe supplier reports no overseas warehouse, overseas showroom, overseas agents or branches, and no overseas service countries. It does provide several quotation and payment options, but the stated international service infrastructure is limited.

R&D capabilityThe supplier has seven R&D engineers and offers multiple forms of customization, but it is not a professional technical supplier, does not provide 3D software design services, and launched no new products in the past year. The evidence shows customization capacity but weak recent product-innovation evidence.

Production capacityThe supplier has written and uniformly followed finished-product inspection instructions, reports one-month average lead times in both peak and off-season periods, and identifies 40 qualified suppliers for service capability. However, it has no inventory capability and no valid manufacturing-capacity contract with related subcontractors, creating an explicit production-structure deficiency.

Customization capabilityThe supplier explicitly provides customization from designs, customization from samples, full customization, minor customization, and flexible customization. This is direct evidence of a broad range of customization services.