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Beautiful Round Crystal Closet Door Knobs Glass Door Handle Knobs

Name: Beautiful Round Crystal Closet Door Knobs Glass Door Handle Knobs
Brand: Guangzhou Longterm Technology Co.,Ltd.
SKU: 927070225

Guangdong, ChinaGuangzhou Longterm Technology Co.,Ltd.

US$1.35

300 Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Material

Zinc Alloy + Crystal

Style

Modern

Model NO.

LV-9118

Usage

Cabinet, Drawer, Dresser, Wardrobe

Hole Distance

Knob

Rotary

Fixed

Color

Gold

Customized

Condition

New

Screws

M4X25,M4X22 or as Requested, Applied to Board Thic

Features

Strong Corrosion Resistance, High Quality, Elegant

MOQ

300PCS Each Size Each Color

Packing

Poly Bag+Inner Box+Master Carton, 1 PCS 1poly Bag,

Technics

Die-Cast/Deburr/Process/Polish/QC/Plate/QC/Packing

Die-Cast/Deburr/Process/Polish/QC/Plate/

Die-Cast/Deburr/Process/Polish/QC/Plate/QC/Packing

Die Casting Machine

160 Tons,From Germany

Electroplating Layer

>=25um Each

Supply Ability

100000 PCS Daily Output

Samples

Reasonable Quantity Samples Are Free for Quality C

Transport Package

Poly Bag+Inner Box+Master Carton, 1 PCS 1poly Bag,

Specification

61x49.5x30.5mm

Trademark

Longterm

Origin

Foshan City, Guangdong Province

HS Code

8302420000

Production Capacity

100000pieces/Day

Key features

Premium Material: Constructed from Zinc Alloy and K9 Crystal for durability and elegance.

Customizable Design: Supports OEM/ODM services with customization from samples or designs.

Anti-Rust Performance: Features strong corrosion resistance with electroplating layer >=25um.

High Production Capacity: Daily output of 100,000 pieces ensures fast delivery for large orders.

Comprehensive QC: 100% inspection including visual and function checks before packing.

Secure Packaging: Multi-layer protection with EPE, poly bags, and 5-layer master cartons.

Free Samples: Free samples available for quality checking (buyer pays express cost).

Established Manufacturer: Factory established in 1992 with 20,000m2 production base and R&D team.

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: ≤9.92h

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.