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Black Silver Single Round Knob Privacy Passage Bathroom Invisible Keyless Door Lock Bedroom Silent Lock
US$16.00
2 Sets
Sample price:US$15.00/set.Request sample
Product profile
Customization
AvailableAfter-sales Service
1 YearWarranty
1 YearModel NO.
LC-ZT004Material
Zinc AlloyType
Single TypeShape
TubularStyle
ModernLock
With LockInstallation Type
Surface InstallationSurface Treatment
ElectroplatingColor
MB/SlverUsage
DoorCustomized
Non-CustomizedApplication
Office, Hotel, Apartment, BedroomSupply Ability
100000 PCS Daily OutputDelivery Detail
10 Days After DepositSevice
24 Hours Response, OEM and ODMTransport Package
EPE Bag+Poly Bag+Inner Box+Master CartonSpecification
60/70mm adjustable lockboltTrademark
LONGTERMOrigin
Guangdong, ChinaHS Code
8302420000Production Capacity
100000 Piece/Pieces Per DayKey features
Premium Zinc Alloy Material: Constructed from durable zinc alloy with electroplating surface treatment for long-lasting performance.
Comprehensive Warranty Coverage: Includes a 3-year warranty covering mechanical defects for peace of mind.
Rapid Response Support: Dedicated service team provides 24-hour response time for all inquiries and issues.
Flexible Customization Options: Offers OEM and ODM services with customization available from samples and designs.
High Daily Production Capacity: Supply ability of 100,000 pieces daily ensures timely delivery for large orders.
Versatile Application Scenarios: Suitable for apartments, hotels, offices, hospitals, villas, and residential use.
Multiple Color Choices: Available in MB, Sb, Gray, and Ay finishes to match various interior styles.
Professional Project Solutions: Provides 3D model design, graphic design, and total project solutions for clients.
Company profile
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: ≤9.12h
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:Who are we?
A:
We are based in Guangdong, China, established in 2012, selling to North America, South America, Southeast Asia, Western Europe, Domestic Market, Eastern Europe, Africa, Oceania, Mid East, Eastern Asia, Central America, Northern Europe, Southern Europe, South Asia. There are total about 51-100 people in our office.
Q:How can you guarantee quality?
A:
Always a pre-production sample before mass production; Always final Inspection before shipment.
Q:What can you buy from us?
A:
Cabinet Handles And Knobs, Door Handles And Locks, Smart Locks, Door Hardware, Furniture Hardware.
Q:Why should you buy from us not from other suppliers?
A:
As a leading professional with 30 years in this area, we have served more than 200,000 users witnessed our products quality.
Q:What services can you provide?
A:
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,FCA,Express Delivery; Accepted Payment Currency: USD,CNY; Accepted Payment Type: T/T,L/C,PayPal,Western Union,Cash; Language Spoken: English,Chinese,Spanish.
Send Inquiry
*To:
Guangzhou Longterm Technology Co.,Ltd.
Guangzhou Longterm Technology Co.,Ltd.*Content:
Supplier replies will be sent to your registered email
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