Is this lock suitable for household doors?

Yes, it is designed specifically for household door locks and meets Anti-theft Standard A.

Where is this product manufactured?

The product is made in China, specifically in Wenzhou, Zhejiang.

Heavy Zinc Alloy Material Security Safety Door Lock Lockbody (YS-556)

Name: Heavy Zinc Alloy Material Security Safety Door Lock Lockbody (YS-556)
Brand: WITHSAFE HARDWARE CO., LTD
SKU: 810845735

Zhejiang, ChinaWITHSAFE HARDWARE CO., LTD

US$5.00

300-999 Pieces

US$2.30

1,000-1,999 Pieces

US$2.20

2,000+ Pieces

Product profile

Customization

Available

Material

Zinc Alloy

Type

Key Lock

Model NO.

YS-556

Style

Modern

Shape

Mortise Door Lock

Anti-theft Standard

Part

Lock

Backset

Door Thickness Fits

35-50mm

Lock Cylinder Length

Usage

Household Door Locks, Bedroom, Channel Lock

Item No

Ys-556

Plate Material

Zinc Alloy

Dead Bolt

Zinc Alloy

Finish

SSS

Lock Length

95mm

Heavy Lock

High Quality

Package

Box, Carton

Made in

China

Market

Global

Supplyer

Withsafe

Transport Package

Box

Specification

CE.

Trademark

WITHSAFE

Origin

China, Wenzhou

HS Code

830160000

Production Capacity

50000PCS/Month

Key features

Durable Zinc Alloy Construction: Front plate made of zinc alloy with 2.5mm-3mm thickness for enhanced security.

Versatile Bolt Material Options: Standard zinc alloy bolt available with optional brass or stainless steel upgrades.

Standard Mortise Design: Modern style mortise lock body with 55mm backset fits 35-50mm door thickness.

High Quality Heavy Lock: Designed as a heavy-duty lock ensuring high quality performance for household use.

CE Certified Standard: Meets CE standards for international safety and quality compliance.

Smooth Operation: Engineered for good operation and reliable daily use.

Global Market Supply: Exported globally with established supply chain since 2011.

Flexible Payment Terms: Accepts LC and T/T payment methods for international transactions.

Company profile

WITHSAFE HARDWARE CO., LTD

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2011-08-12Nearest Port: NINGBO,SHANGHAIAverage Response Time: ≤4.65hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryWITHSAFE HARDWARE CO., LIMITED is a China-based limited company in Zhejiang, described as both a trading company and manufacturer/factory, specializing in door locks and hardware systems for more than 10 years. Its product range includes door locks, handles, cylinders, hinges, bolts, stops, and related hardware. The supplier reports ISO 9001, ISO 20000, and QC 080000 certifications, three production lines, 6–10 quality-control staff, and annual output of 300,000 sets. It exports to multiple global regions, with exports representing 90% of total sales. Evidence supports established export operations, relevant manufacturing capacity, and documented management certifications. However, the provided information does not sufficiently verify after-sales procedures, financial credibility, customization services, or identifiable customer cases. Innovation evidence is present but limited to product updates, designs, and automated knob-lock equipment.

Supplier typeThe supplier is identified as a limited company in Zhejiang, China, and is described both as a trading company and manufacturer/factory. Its stated specialization is door locks and door hardware systems, with more than 10 years of industry involvement.

CertificationsThe supplier reports holding ISO 9001, ISO 20000, and QC 080000 management-system certifications. These are explicit certifications in the provided information, although certificate scope, issuing bodies, and validity dates are not supplied.

R&D capabilityEvidence of innovation includes innovative styles, unique packaging, quickly updated products, and the stated use of automated knob-lock production equipment. However, the reported R&D engineer experience is under five years, and no information is provided on patents, dedicated R&D investment, or a formal innovation pipeline.

Production capacityThe supplier reports three production lines, 6–10 quality-control staff, annual production of 300,000 sets of door and furniture hardware, and automated knob-lock production equipment. It also states one-month off-peak lead times and two-to-three-month peak-season lead times, indicating established production operations, although capacity utilization and independent verification are not provided.