What certifications does the product have?

The product holds ISO certification, and the company is ISO9001:2015 certified.

What after-sales service is provided?

We provide 5 years of after-sales service and warranty coverage.

Where is the factory located?

The factory is located in Qingdao, Shandong, China.

OEM LED Anodizing Round Aluminum Cold Forging Heatsink

Name: OEM LED Anodizing Round Aluminum Cold Forging Heatsink
Brand: Qingdao Donrex Co., Ltd.
SKU: 740011972

Shandong, ChinaQingdao Donrex Co., Ltd.

US$0.30-0.70

1 Piece

Product profile

Customization

Available

After-sales Service

Warranty

Model NO.

OEM

Type

Industrial Aluminium Profile

Shape

Square

Grade

6000 Series

Temper

T3-T8

Window & Door Aluminium Profile

OEM

Alloy

Surface Finishing

Anodic Oxidation

Alloying Ingredient

6063

Certification

ISO

Polished Aluminum Profile

Mechanical Polishing

Transport Package

Customized

Specification

40x40mm

Trademark

OEM

Origin

Shandong

HS Code

7616999000

Production Capacity

10tos/Month

Key features

Customization Options: Supports full customization from designs, samples, and flexible minor adjustments.

Advanced Machining: Equipped with CNC cutting, drilling, tapping, and stamping machines for deep processing.

Quality Assurance: 100% visual and functional inspection with traceable raw materials and ISO certification.

Material Grade: Made from 6063T5 aluminum alloy with black anodized finish for durability.

Versatile Applications: Suitable for heatsinks, motor shells, furniture handles, and door/window profiles.

Extensive Inventory: Over 10,000 extrusion sections available with potential existing dies for faster delivery.

Professional Service: Comprehensive services including precision cutting, anodizing, and painting.

Established Manufacturer: 18 years of export experience with ISO9001:2015 certified management system.

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: ≤9.80h

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.