幻灯片

Architectural Hardware manufacturers-D&D Hardware
Escape Door solutions-D&D door hardware manufacturer
Wooden Door Solutions-D&D hardware manufacturer
Metal Door solutions-D&D door hardware supplier
Door Hardware for Clean Room Doors-D&D Hardware manufacturer
Double door solutions-D&D door Hardware supplier
Stainless Steel Door Hinges-D&D Hardware supplier
Door Lock with CE certificate-D&D hardware
SGS Audited Manufacturer-Door Hardware Manufacturer
Stainless Steel Door Handle(Solid)-D&D door handle hardware manufacturer
Door Closer with CE certification-D&D hardware manufacturer
Door Accessories-D&D door hardware manufacturer
Door Opening Solutions-D&D hardware supplier
You are here: Home » About Us

Door Lock

About Us

D&D HARDWARE has over 12 year’s experiences manufacturing & suppling architectural hardware products for Wooden Doors,Metal Doors & Fire Door in China, such as Stainless Steel Door Hinges, Door Locks, Lever Handles,  Door Closers, Exit DevicesDoor StopersDoor Bolts and Door Accessories etc, not only door hardware but also Door Opening solution.

 

The products that we offer are tested to the most stringent international industry standards, including BS EN, CE, UL, ANSI and BHMA, Suitable for education, healthcare, hospitality, residential and commercial applications.

 

D&D has established long business relations with customers from Europe, Middle East, America and Asia, benefit from product certification, expertise knowledge ,quality assurance, competitive pricing, customization ability and great service.

 
Through our partnerships we have developed extensive market knowledge and understand the technical specification and quality requirements.


D&D Hardware-www.dndhardware.com
 

How D&D Commitment To Quality

To ensure the quality consistent, D&D inspect and well-control each procedure throughout the mass-production.
  1. To ensure the material component follows the ASTM standard, D&D use spectrometer to check the stainless steel raw material before production.
We also do the hardness testing for the product if necessary.
spectrometer
2. D&D use measuring tools to check the product in each procedure throughout the mass-production to ensure the dimension of product meet customer’s requirement.
measuring tools
3. D&D arrange Quality control department in each step of the mass-production to ensure each production fulfill their duty to produce well-product.

4. D&D use salt spray testing machine to test the product, to ensure it meet specific corrosion-resistance requirement.
salt spray


5. D&D test products on testing machine very often to ensure products meeting CE / UL / ANSI standard.
Hinge testing-D&D

6. D&D use 2D and 3D drawing to communicate with customer, which is clearly and accurately.

Base on above six quality control steps, D&D proudly says that “D&D commitment to quality”
 

architectural hardware manufacturer-D&D hardware China

Contact Info

:+86-139 2903 7292   David Jian

: +86-750- 3856396

 : sales@dndhardware.com 

:  No.4 Bldg, Street 33, West Gaoxin Rd, High-tech Zone, Jianghai Dist. Jiangmen City, Guangdong, China 

©Copyright D&D HARDWARE INDUSTRIAL Co., Ltd. All Rights Reserved.