What kind of service will you provide?

We are able to provide the engineering as well as supervising service to guide installation our windows and doors.

Are your products Certificated?

Yes, our products meet ISO System, CQC, CEC,CE for now and also we will make our product tested and certificated if you required.

Premium Heavy-Duty Security Door Lock for Ultimate Protection

Name: Premium Heavy-Duty Security Door Lock for Ultimate Protection
Brand: Chongqing Zejiahui Home Furnishings Co., Ltd
SKU: 2202382175

Chongqing, ChinaChongqing Zejiahui Home Furnishings Co., Ltd

US$15.00-29.00

1 Piece

Product specifications

COLOR

Sample price:US$80.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

on-Line Technical Support

Warranty

10 Years

Model NO.

BJJ

Material

Zinc Alloy

Type

Single Type

Shape

Tubular

Style

European Antique Style

Lock

With Lock

Installation Type

Embedded Installation

Surface Treatment

Paint

Color

Gold

Usage

Door

Customized

Feature

Waterproof, Durable, Anti-Theft, Anti-Rust

Finish

Polished

Product Name

Door Handle

Model Number

Simple Modern Door Handle

Cylinder

Brass Cylinder

Packing

Paper Box

Transport Package

White Box, Soft Foam Plastic B

Specification

weight: 480g/pcs

Trademark

according to drawing

Origin

China

HS Code

8301400000

Production Capacity

10000000/Year

Key features

10-Year Warranty: Comprehensive 10-year quality warranty covering frame, hardware, and accessories.

Customized Options: Offers customized door sizes, colors, and features to meet specific project needs.

National Standard Security: Anti-theft rating meets National Standard Class A for ultimate protection.

Premium Materials: Constructed with aviation aluminum, high-density honeycomb, and zinc alloy.

Exclusive Hinge Design: Features exclusive hidden 3D adjustable precision casting hinges.

Smart Lock Core: Equipped with an atomic smartlock core for enhanced security.

Professional Support: Includes engineering and supervising services for installation guidance.

Global Certifications: Products meet ISO, CQC, CEC, and CE standards with optional additional testing.

Company profile

Full Customization100% Finished Products InspectionR&D CapabilitiesProduct Certification

Chongqing Zejiahui Home Furnishings Co., Ltd

Chongqing, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.34hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DAP, DDP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryChongqing Zejiahui Home Furnishings Co., Ltd is identified as a Chinese manufacturer/factory producing wooden, PVC and metal doors and aluminium windows. The supplier reports 16 years of development, more than 16,000 project cases across over 150 countries, a production base exceeding 40,000 square meters, eight production lines, German HOMAG digital equipment, and 50 years of cumulative R&D engineer experience. It lists TS 16949, ISO 9001 and ISO 14001 certifications and maintains export markets across South America, the Middle East, North America, Oceania and Western Europe. The supplier also states that it provides over 40 new products annually and has a 200-person team covering design, production, sales and warranty activities. However, several operational areas—including verified after-sales processes, financial strength, customization services, traceability, R&D documentation and sustainability systems—are marked unknown. The SGS audit record is valid from July 22, 2025 to July 21, 2026, but the...

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory in China, with a stated production base exceeding 40,000 square meters, eight production lines, and facilities equipped with German HOMAG digital production equipment. These details support an established manufacturing profile rather than a trading-only business.

CertificationsThe supplier lists TS 16949, ISO 9001 and ISO 14001 management-system certifications. The provided slice does not include certificate numbers, issuing bodies, scopes or validity dates, but the stated certifications are explicit evidence of certification holding.

R&D capabilityThe supplier reports a professional design and market team, more than 40 new products annually, and 50 years of total R&D-engineer experience. These statements support a positive indication of product-development capacity, although formal R&D documentation and specific innovation systems are marked unknown elsewhere.

Production capacityThe supplier reports a production base exceeding 40,000 square meters, eight production lines, digital HOMAG equipment, facilities across production stages, and a 200-person team covering production and related functions. Its stated multi-country project experience and export markets further support established delivery capacity.

Client casesThe supplier claims more than 16,000 project cases for residential, real-estate and hotel applications in more than 150 countries over 16 years. This is explicit evidence of substantial claimed project experience, although the provided data contains no named customers or independently verified case details.

Product Q&A

Q:Are you a factory?

Yes, Our factory covers an area of 30000 square meters and has 200+ employees.

Q:What is your main product?

We can supply the window and door system as well as the finished products ready for installation.

Q:How can I know your price?

The price is based on buyer's specific requirement, so please provide below information to help us quote exact price to you. 1) Shop drawing / window schedule to show the window dimensions, quantity and type; 2) Frame Color ;Type of glass and thickness (single or double or laminated or others) and color (clear, tinted, reflective, Low-E or others,with Argon or without).

Q:What is your delivery time?

15-35 days after deposit and drawing confirmed

Q:What is your warranty ? What do we do in case of problems?

10 years quality warranty is provided, including frame unfading nor peel-off, hardware and accessories working properly under correct operation.