• black bathroom door handles

Factory Intro

Door Hinge

Hinge Manufacturing Facility with approximately 100 employees, including 6 R&D specialists and 5 technical engineers, alongside a 20-person quality management team. Our facility spans around 8,000 square meters and is equipped with advanced production machinery, including 4 die-casting machines and 15 polishing machines.

With an annual production capacity of roughly 2 million 3D adjustable concealed hinges, our products comply with the EN1935 standard. The factory is outfitted with specialized quality assurance equipment such as cycle testing machines and salt spray test chambers to ensure consistent functional performance and product durability.

This setup supports stringent daily quality control and reinforces our commitment to manufacturing high-performance, industry-compliant hinges for global applications.

IISDOO's Door Hinge Factory
Automation equipment
Experienced team specializing in manufacturing door hinges
Advanced modern hinge manufacturing technology
Modern exquisite door hardware products

Only production and supply are controlled in our own hands can we better control product stability and supply capacity;

 

Door Handle

Our lock manufacturing facility employs approximately 130 staff members, including 12 R&D engineers and 14 quality control specialists. The factory spans an area of 10,000 square meters and is equipped with advanced production machinery such as 12 die-casting machines, 10 polishing machines, 8 automated polishing systems, and 10 stamping presses.

With an annual production capacity of 1 million high-quality lock sets, our products are designed to meet the EN1906 standard. To ensure consistent performance and reliability, the facility is outfitted with comprehensive quality testing equipment including cycle durability testers, salt spray test chambers, surface abrasion testers, and adhesion testers for daily functional and quality control.

This modern manufacturing setup underscores our commitment to producing secure, durable, and standards-compliant locking solutions for global architectural and security applications.

IISDOO's door handle factory
High quality control
Door handle polishing process
Door handle automatic process
IISDOO door handle packaging

Each workshop undertakes different but interrelated tasks to ensure the smooth progress of the production process and the steady improvement of product quality.

 

IISDOO Gobal Network

marketing@iisdoodesign.com

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