Product Classification Letter Codes
Flat Hinge ---------------------------------------- CL
Non-flat Hinge ------------------------------------ HT
Stamped Handle ---------------------------------- LS
Cast Handle -------------------------------------- DMK
Silent Hinge with Rubber Ring and Sleeve -------------- ZL
Door Lock ---------------------------------------- MS
Latch -------------------------------------------- DK
Stopper / Limiter ---------------------------------- TX
Guide, Accessories -------------------------------- RG
Waterproof Cover --------------------------------- WP
Door Lock Products (Locks) ------------------ MS (suffix S to model)
Coupling ----------------------------------------- LZQ
Dowel Pin / Locating Pin ---------------------------- DWX
Zinc Alloy ---------------------------------------- XHJ
Hook -------------------------------------------- JH
Plastic Handle ------------------------------------ DMK-P
Plastic Hinge -------------------------------------- CL-P
Plastic Latch -------------------------------------- DK-P
Door Stop ---------------------------------------- MP
Aluminum Alloy ----------------------------------- DL
Stamped Damping Hinge Series --------------------- ZNC
Machined & Washed Damping Hinge Series ------------ ZNX
SERVICE
GWJ OEM/ODM - Custom Industrial Cabinet Hardware
Stamping / Casting / Die-Casting | ISO Factory | 24H Engineer Reply
Our Custom Capabilities
Available processing techniques
Stamping / Casting / Lathe Die-Casting
Existing product facelift
Adjust the different specifications according to the customer's requirements
Material & Processing
Carbon steel / SUS304 / Zinc alloy / Aluminum alloy / Plastic and others (customized as needed)
Customized product
Design and produce according to different application requirements
Why Choose GWJ Custom Service
Why Choose GWJ Custom Service
12 years of experience in custom industrial hardware production
ISO triple certification, direct supply from the factory
Quick prototyping, and the samples can be tested.
One-on-one technical coordination with engineers
Customization Process
Get Custom Quote Now
Guowanjia Technology Co., Ltd.
OEM / Custom / Full specification / Fast delivery
Call
+86 159 9977 0681
sale@gwjhardware.com
Address
Hong Kong Street, Building B2, Dongguan City, Guangdong Province, China
Online Search
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Copyright © 2026.Guowanjia Technology Co., Ltd. All rights reserved
