What is the minimum order quantity (MOQ)?

The standard MOQ is 100 PCS. However, based on company info, the absolute minimum order can be as low as 1 PCS depending on specific arrangements.

What is the production lead time?

The standard production lead time is 45-60 days. Sample time is approximately 7 working days.

Can I customize the logo or packaging?

Yes, we offer customization options including laser engraving on the lever post for logos and customized packaging. OEM and ODM services are available.

What types of doors is this hinge suitable for?

It is suitable for wooden doors, steel doors, profile doors, and folding doors, with a recommended door thickness of at least 35-40mm.

3D Adjustable Concealed Hinge for Aluminum & Wooden Doors, 120kg Load Bearing

Name: 3D Adjustable Concealed Hinge for Aluminum & Wooden Doors, 120kg Load Bearing
Brand: TOPUNION HARDWARE AND PLASTIC CO., LIMITED
SKU: 1930410471

Guangdong, ChinaTOPUNION HARDWARE AND PLASTIC CO., LIMITED

US$8.50-12.00

100 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

3 Years

Warranty

3 Years

Model NO.

IH120-S

Type

Vertical Adjustment Range 3/16"

Finish

PVD etc.

Material

Stainless Steel

Maximum Door Load

120 Kg

Lead Time

45-60 Days

Logo

Laser on Lever Post

Color

Black / Silver / Custom

Application

Interior Door / Flush Door

Adjustment

Vertical / Horizontal/Depth

Door Thickness

Min. 35 mm / 40 mm

Salt Spray Test 72 Hours

Recommended Quantity

2 PCS / Door (≥120kg Recommend 3 PCS)

Accessories Included

Screws / Hex Key / Installation Manual

Transport Package

White Box Packing

Specification

Refer to Sample

Trademark

OEM

Origin

China

HS Code

8302410

Production Capacity

500000PCS/Year

Key features

Heavy Duty Load Bearing: Supports up to 120kg per door with robust zinc alloy and stainless steel construction.

3D Adjustable Design: Allows precise vertical, horizontal, and depth adjustments for perfect door alignment.

Soft-Close Function: Equipped with hydraulic soft-close mechanism to ensure quiet and gentle door closing.

Corrosion Resistant: Passed 72-168 hours salt spray test with finishes like PVD, painted, or antique brass.

Customization Options: Offers custom colors (Black/Silver), laser logo engraving, and OEM/ODM services.

Versatile Application: Suitable for wooden, steel, profile, and folding doors with thickness min 35-40mm.

Professional Warranty: Comes with a 3-year warranty and 3-year after-sales service for peace of mind.

Manufacturer Direct: 14 years experience in architectural hardware with 100% finished product inspection.

Company profile

High Repeat Buyers ChoiceExhibition ExperienceStandardized quality controlManagement Certification

TOPUNION HARDWARE AND PLASTIC CO., LIMITED

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤8.87h

AI-Powered supplier vetting

SummaryTopunion Hardware & Plastic Co., Limited is identified as a professional architectural hardware manufacturer established in 2002, with stated manufacturing, R&D, sales, and customer-service capabilities. Evidence supports broad customization, 3D software design, OEM/ODM, and multiple machining and testing facilities. The supplier reports quality assurance, documented corrective-action and complaint-handling procedures, and ISO9001:2015 certification. Production information includes specified outputs for several hardware products and peak-season fulfillment within 15 workdays. Export sales represent 71%–90% of total sales, with four years of export experience. Financial records are referenced for 2021–2023, but no substantive financial results are provided. Innovation capability is mixed: R&D and design services are documented, while SDK availability is explicitly absent. No factory environmental impact assessment report is available, although this does not directly determine the requested fields.

Supplier typeThe supplier is explicitly described as a professional technical supplier and professional architectural hardware manufacturer. Its stated scope covers hardware development, manufacturing, wholesale, security equipment, plastic products, and related import/export activities, indicating a manufacturing-oriented supplier with product-development capability.

CertificationsThe company states that its products are designed and manufactured according to ANSI or EN/DIN standards, and it holds an ISO9001:2015 certificate. These are explicit indications of standards alignment and quality-management certification.

After-Sales capabilityThe supplier reports clear procedures and followed records for corrective and preventive actions and customer-complaint handling. Its company description also lists customer service as part of its operating capabilities, providing direct evidence of an organized after-sales process.

R&D capabilityThe supplier reports R&D capability, 3D software design services, hardware product development, OEM/ODM, and extensive customization. However, SDK availability is explicitly marked as unavailable, so the evidence supports product and design innovation but not SDK-based development.

Production capacityProduction capability is supported by stated machining, stamping, cutting, drilling, welding, milling, CNC, packing, riveting, and testing facilities, along with specified outputs for sliding-door rollers, lever handles, and pull handles. The supplier also reports peak-season order fulfillment within 15 workdays, indicating documented manufacturing capacity and delivery capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also states that customized logos and packaging, OEM, and ODM are available, demonstrating broad product and branding customization support.