What is your after-sales service policy?

If defective products are found, please send pictures for verification. If the issue is our responsibility, we will accept returns and send replacements without extra fees.

Can I get a free sample to check quality?

Yes, free samples are available for checking. You only need to pay for the express shipping cost, which typically takes 2-4 days for delivery.

What is the delivery time?

Our delivery time is usually 20-30 days after receiving the deposit. The supply ability is 100,000 PCS daily.

How can I trust you for the first cooperation?

You can start with free samples to check quality, visit us face-to-face, or use Alibaba Trade Assurance for secure transactions.

Bedroom Door Handle Replacement Stainless Steel Plate Door Locks for Doors

Name: Bedroom Door Handle Replacement Stainless Steel Plate Door Locks for Doors
Brand: Guangzhou Longterm Technology Co.,Ltd.
SKU: 686763041

Guangdong, ChinaGuangzhou Longterm Technology Co.,Ltd.

US$15.00-20.00

20 Sets

Product profile

Customization

Available

Material

Stainless Steel

Type

Key Lock

Model NO.

LB-26S85005013

Style

European

Shape

Mortise Door Lock

Anti-theft Standard

Part

Lock

Backset

70mm

Door Thickness Fits

Customized

Lock Cylinder Length

85mm

Usage

Household Door Locks, Bedroom, Channel Lock

Delivery Detail

25-35days After The Deposit

Samples

Reasonable Quantity Samples Are Free on Request

Supply Ability

100000 PCS Daily Output

Logo

Longterm or OEM

Service

24 Hours Response

Transport Package

Poly Bag+Whiter-Box+Master Carton

Specification

various

Trademark

LONGTERM

Origin

Guangdong, China

HS Code

8302410000

Production Capacity

100000 Piece/Pieces Per Day

Key features

Premium SUS304 Material: Constructed with high-quality SUS304 stainless steel for durability and anti-rust performance.

Customized Door Thickness: Door thickness fit is fully customized to meet specific installation requirements.

Professional OEM/ODM Service: Supports OEM and ODM services with R&D team handling custom designs and samples.

Strict Quality Control: 100% inspection for every product before packing, covering die-casting, polishing, and electroplating.

Free Sample Availability: Free samples are available for quality checking; buyer only pays for express shipping cost.

Reliable After-Sales Support: Defective products can be returned and replaced without extra fees if the issue is our responsibility.

High Daily Output Capacity: Supply ability of 100,000 PCS daily output ensures fast delivery and large order fulfillment.

Secure Mortise Lock Design: European style mortise door lock with 70mm backset and 85mm cylinder length for household security.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceQuality AssuranceR&D Capabilities

Guangzhou Longterm Technology Co.,Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 13 years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤6.56h

AI-Powered supplier vetting

SummaryThe supplier is a Foshan-based hardware manufacturer with a production base exceeding 20,000 square meters, nine stated workshops, four production lines, and listed output across hinges, handles, locks, and smart locks. It supports customization from samples and designs and reports established export activity, with 71%–90% of sales from exports and 13 years of exporting. However, it reports no private-mold R&D, no 3D software design service, no SDK availability, and only one year of total R&D engineer experience. Certification management is weak because supplier-management-system certification is listed as NIL. Service controls are mixed: written procedures and records exist for service assessment, but there is no approved-supplier list and no written corrective-action or complaint-handling procedures. Financial evidence is limited to year labels without performance metrics. Customer cases are not provided.

Supplier typeThe supplier identifies itself as GUANGDONG HYH HARDWARE INDUSTRIAL Co., Ltd., operates from Foshan, China, and describes a factory with more than 20,000 square meters, nine workshops, and hardware manufacturing equipment. Its listed products and facilities support classification as a hardware manufacturer rather than a purely trading or service company.

CertificationsThe supplier-management-system certification field is explicitly listed as “NIL.” No other certification evidence is provided in the supplied slices, so the available evidence indicates a certification shortfall for this field.

After-Sales capabilityThe supplier has written procedures and followed records for assessing service capability, and it offers defined quotation and payment terms with a stated one-month lead time in both peak and off-season periods. However, it has no written corrective/preventive-action procedures or records and no written customer-complaint-handling procedures, which directly weakens after-sales governance.

R&D capabilityThe company description states that it has an R&D department for novel and popular designs, but the detailed capability data reports no private-mold R&D, no professional-technical-supplier capability, no 3D software design service, no SDK availability, and only one year of total R&D engineer experience. These explicit limitations outweigh the general statement about having an R&D department.

Production capacityThe supplier reports four production lines, nine workshops, integrated manufacturing equipment, and output covering multiple hardware categories, including 6,000,000 door hinges, 2,000,000 cabinet handles and knobs, 600,000 door-lock sets, 120,000 smart locks, and 6,000,000 cabinet hinges. Finished-product inspection instructions are uniformly followed, but the factory does not continuously reconcile quantities for each batch or production lot.

Customization capabilityThe supplier explicitly offers customization from samples and customization from designs. This directly supports product customization, although the supplier separately states that it does not provide 3D software design services and has no private molds.

Product Q&A

Q:Are you a factory or trading company?

We are a professional manufacturer, GUANGZHOU LONGTERM HARDWARE CO., LTD., a subsidiary of HYH group, specializing in high-quality furniture and door hardware.

Q:Where is your factory located?

Our factory is located in Foshan, established in 1992, with a 20,000m2 production base and over 100 employees. It is 30 minutes from Guangzhou CBD and Baiyun International Airport.

Q:Can you produce handles according to customer designs?

Yes, we have supported OEM and ODM business since 2007. Our R&D department can handle custom designs based on your samples or 3D drawings.

Q:How do you ensure quality control?

We have staff to check every process, including die-casting, polishing, and electroplating. Each product undergoes 100% inspection before packing.

Q:What is your packing method?

Products are packed with multi-layers: EPE bag, thick poly bag, hardboard inner box, and 5-layer master carton. Pallets are available upon request with additional charges.