Door Hardware Industry Ltd.
Similar suppliers you may like
Duen Yih Metal Industrial Co., Ltd.
🇹🇼 Taiwan
197311-50 peopleManufacturer/Trading Company/WholesalerEstablished brand
OEM manufacturer
ODM manufacturer
Own brand
Shipments
101
Key customer
ASSA ABLOY
Key market
🇺🇸 United States
Description
Duen Yih Metal Industrial Co., Ltd. is a premier manufacturer of high-quality door hardware and lock solutions headquartered in Changhua City, Taiwan. Established in 1973, the company has grown from a small workshop into a specialized manufacturer with production facilities in both Taiwan and Shanghai, China. With over 50 years of industry experience, the company operates under its own brand name, DANDY, while also serving as a robust partner for OEM and ODM projects. Their workforce of 11 to 50 employees manages a diverse portfolio of over 1,000 product types, ranging from traditional mechanical locks to advanced electronic and smart home security solutions.
The company's extensive product range includes heavy-duty mortise locks, leversets, knobsets, deadbolts, tubular latches, and pocket door locks. They specialize in high-performance materials such as solid brass, stainless steel, and zamak. Notable innovations include their award-winning electronic mortise locks, which have received the IF Product Design Award and Taiwan Excellence Award. Their components, such as lock cases, face plates, and strike plates, are widely utilized across residential, hospitality, and public construction sectors.
Duen Yih Metal Industrial maintains rigorous quality standards, holding ISO 9001 certification and UL listings, including 3-hour fire resistance ratings and ANSI Grade 1, 2, and 3 compliance. As a significant player in international trade, the company exports to over 30 countries across North America, Europe, and Southeast Asia. Their global client base includes industry leaders such as Emtek Products and Assa Abloy, reflecting their reputation for reliability and engineering excellence in the global security hardware market.
Tubular Entrance Lock W/Solid Brass Grip Handle & Knob
Heavy Duty Tubular Dead Bolt
Ul Fire Rated Mortise Lock
Heavy Duty Tubular Latch W/ Dead Bolt Lock
Solid Brass Grip Handle, W/Lever Handle Set
UNITY Hardware Ltd.
🇨🇳 China
2004101-200 peopleManufacturer/Trading CompanyEstablished brand
OEM manufacturer
ODM manufacturer
Own brand
Shipments
189
Key customer
ASSA ABLOY
Key market
🇮🇳 India
Description
UNITY Hardware Ltd., established in 2004 and based in Nanjing, China, is a professional manufacturer and trading company with over 20 years of experience in the architectural door hardware industry. The company operates a dedicated factory and employs between 101 and 200 personnel, specializing in a comprehensive range of hardware solutions including door handles, mortice locks, euro cylinders, door hinges, and pull handles. As an OEM and contract manufacturer, UNITY Hardware provides a one-stop solution that encompasses production design, 3D prototyping, simulation, and logistics.
The company's product portfolio is extensive, featuring high-performance items such as ANSI Grade 1 night latch mortise locks, EN1906 Grade 4 lever sets, and antimicrobial hands-free pull handles. Their technical capabilities are supported by professional designers and engineers who manage complex requirements for commercial, hospitality, residential, and DIY markets. Quality assurance is a core focus, with products certified by accredited organizations including Certifire (CF5333, CF735), Warrington (EN 12209:2003), and Exova-Warringtonfire, ensuring compliance with international standards like BS EN1906 and EN1303.
With an annual output value between US$1 Million and US$2.5 Million, UNITY Hardware maintains a strong international presence, exporting to Northern and Western Europe, Southeast Asia, South America, and the Middle East. Their service model is designed to translate client requirements into high-quality architectural hardware through skilled craftsmanship and rigorous testing protocols.
UNITY ADBS01 Stainless Steel Door Flush Bolt Automatic Flush Bolt$2.75
Aluminium Alloy Modern Safe Screwfix Door Stop on Floor$0.68
UNITY ML308507/309207 Roller Latch Narrow Backset Stile Mortise Lock$2.75
Stainless Steel/iron Bullet Weld On/in Gate Hinge for Welding$0.37
HB503025 Grade 13 Stainless Steel Ball Bearing Fire Door Hinges$1.85
Hot Sale 3 Lever Mortice Sash Storm Room Mortice Lock for Internal Doors$2.75
Master key for ECS30TK/40 master key cylinder$0.45
Cheap Black Anti-slip Wedge Floor Door Stop Rubber$0.21
UNITY HAC208 Zinc Alloy 3D Concealed Hinge Adjustment Metal Door Hinge$7.58
UNITY HAD31 Concealed 3d Door Hinge Adjustment Stainless Steel Door Hinges$9.21
ECS30TK40 Euro profile cylinder, KA, 30mm side with TK6 - 6 thumb turn, 40mm side with 6pcs Kallay keys, Nickel plated finish$5.29
