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Factory Direct 3D Adjustable Invisible Door Hinge for Wooden Doors

Name: Factory Direct 3D Adjustable Invisible Door Hinge for Wooden Doors
Brand: Hebei Qiniu Machinery Equipment Co., Ltd.
SKU: 2003337951

Hebei, ChinaHebei Qiniu Machinery Equipment Co., Ltd.

US$2.30-4.20

100 Pieces

Sample price:US$1.80/piece.Request sample

Product profile

Customization

Available

After-sales Service

Long-Term

Warranty

Three Years

Model NO.

QN-T15

Type

180°Hinge

Finish

Powder Coating

Material

Zinc Alloy

Maximum Load Capacity

20kg

Door Leaf Thickness

28~35mm

Service Life

≥500,000 Times

Operating Temperature

-30℃~50℃

Direction of Rotation

Single-Direction Opening, Maximum Opening Angle of

Applicable Categories

Wooden Doors

Suitable Venues

Hotels, Guesthouses, Karaoke Venues, Hospitals, Do

Transport Package

White Box or Color Box, Carton Packing

Specification

25*150*14mm

Trademark

QINIU MACHINE or OEM

Origin

China(Mainland)

HS Code

3926300000

Production Capacity

1200000pieces/Year

Key features

Durable Zinc Alloy Material: Constructed from high-quality zinc alloy for long-lasting performance.

Extended Service Life: Guaranteed to withstand more than 500,000 opening cycles.

Comprehensive Warranty: Backed by a three-year warranty for peace of mind.

180-Degree Opening: Features a one-way opening mechanism with a maximum angle of 180 degrees.

Long-Term After-Sales Support: Provides dedicated long-term after-sales service for all customers.

Versatile Application: Ideal for hotels, guesthouses, KTVs, hospitals, and residential interiors.

Powder Coating Finish: Finished with durable powder coating for enhanced aesthetics and protection.

Company profile

Hebei Qiniu Machinery Equipment Co., Ltd.

Hebei, China

Business Type: Manufacturer/FactoryExport Year: 2019-09-09Nearest Port: Tianjin Port, Qingdao PortAverage Response Time: ≤1.99hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier is a limited company offering access-control and hardware-related products, including electromagnetic locks, automatic door closers, parking-lot equipment, and access-control products. It reports four production lines, exports to multiple global regions, and states order fulfillment within 15 workdays in both peak and off-peak seasons. The supplier provides several forms of customization, including customization from samples and designs, full customization, minor customization, and flexible customization. However, it does not provide 3D software design, ODM, SDK, or stated new-product development services. Management-system certifications include ISO 9000, TS 16949, and ISO 9001. After-sales and overseas service infrastructure is limited: there is no stated inventory, overseas warehouse, showroom, agent, or branch, while complaint-handling procedures exist without written records. Financial information is represented only by year labels, so credibility cannot be fully assessed. No customer...

CertificationsThe supplier reports holding ISO 9000, TS 16949, and ISO 9001 management-system certifications. These are explicit certifications and support a positive assessment of formal management-system coverage.

After-Sales capabilityThe supplier has procedures for handling customer complaints and corrective/preventive actions, but no written records are available. It also reports no in-stock service capacity, overseas warehouse, overseas showroom, overseas agent, or overseas branch, indicating limited demonstrated after-sales and overseas support infrastructure.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, no available SDK, and no 3D software design service. It also has an R&D engineering team with total experience stated at 6–10 years, but the explicit absence of recent product-development output and supporting development services indicates a deficiency in demonstrated innovation capability.

Production capacityThe supplier operates four production lines and reports order fulfillment within 15 workdays during both peak and off-peak seasons. It also serves markets across South America, Eastern Europe, the Middle East, North America, Southeast Asia, Eastern Asia, Oceania, Western Europe, and Africa, providing explicit evidence of production and delivery capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Although it does not provide 3D software design services, the stated product-customization options demonstrate broad customization capability.

Product Q&A

Q:Can I have a sample order?

Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.

Q:What is the lead time?

Sample needs 1-3 days, mass production time needs 10-15 days for order less than 5000 pcs.

Q:Do you have any MOQ limit?

No. 1pc is our MOQ.

Q:How do you ship the goods and how long does it take arrive?

Sample order, we usually suggest the shipping by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. To bulk order air or sea shipping is suggested.

Q:What is the warranty for the products?

Yes, we offer 1 year warranty for the products.