Welcome to D&D HARDWARE INDUSTRIAL Co., Ltd . 
Pls inquire to sales@danddhardware.com
Cell phone:+86 139 2903 7292

D and D provides a wide range of products for wooden and metal door applications.

such as Stainless Steel Door Hinges, Door Locks, Lever Handles,  Door Closers, Exit Devices, Door Stopers, Door Bolts and Door Accessories etc, not only door hardware but also Door Opening solution.

The D and D door set product category covers mortice locks, European profile cylinders, lever handles and hinges. Since the dimensions of all these products comply with DIN standards (DIN 18251 for mortice locks, DIN 18252 for profile cylinders and DIN 18255 for lever handles), the products are compatible amongst themselves regarding their functionality. All parts of the functional units are also perfectly aligned with each other. 

Product Category

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Door Chain

A door chain, security chain, or security door chain consists of a small chain attached to the door frame, which attaches to a track on the door for security purposes. It is a type of lock that is often used along with other types of locks to secure a door.Door chains are mainly intended to allow a person inside a structure to open the door slightly for purposes of communicating with individuals outside or exchanging small objects through the door while still preventing the individuals outside from gaining unauthorized access into the structure.

  • Zinc Alloy Concealed Fix Composite Door Chain-DDDG002
    Brand: D and D Hardware
    Product Code:
    Model: DDDG002
    Brief:
    D and D Door Guard is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel / Zinc Alloy
    Finish: SSS, PSS, PB, MB, PVD, AB, AC, NP, CP
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Bathroom Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Stainless Steel Concealed Security Door Chain-DDDG002
    Brand: D and D Hardware
    Product Code:
    Model: DDDG002
    Brief:
    D and D Door Guard is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel / Zinc Alloy
    Finish: SSS, PSS, PB, MB, PVD, AB, AC, NP, CP
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Bathroom Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Best Stainless Steel Safety Indoor Chain Lock-DDDG003
    Brand: D and D Hardware
    Product Code:
    Model: DDDG003
    Brief:
    D and D Door Chain is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel / Zinc Alloy
    Finish: SSS, PSS, PB, MB, PVD, AB, AC, NP, CP
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Bathroom Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Zinc Alloy Polished Brass Front Door Security Chain-DDDG003
    Brand: D and D Hardware
    Product Code:
    Model: DDDG003
    Brief:
    D and D Door Chain is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel / Zinc Alloy
    Finish: SSS, PSS, PB, MB, PVD, AB, AC, NP, CP
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Bathroom Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • High Quality Zinc Alloy Satin Nickel Finish Main Door Chain-DDDG003
    Brand: D and D Hardware
    Product Code:
    Model: DDDG003
    Brief:
    D and D Door Chain is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel / Zinc Alloy
    Finish: SSS, PSS, PB, MB, PVD, AB, AC, NP, CP
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Bathroom Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • New Design Stainless Steel Chain Lock for Apartment Doors-DDDG004
    Brand: D and D Hardware
    Product Code:
    Model: DDDG004
    Brief:
    D and D Door Chain is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel
    Finish: SSS, PSS, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Bathroom Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Brass Surface Mounted Security Door Chain-DDDG005
    Brand: D and D Hardware
    Product Code:
    Model: DDDG005
    Brief:
    D and D Door Chain is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Brass
    Finish: PB, MB, PVD, AB, AC, NP, CP
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Bathroom Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Stainless Steel Surface Mounted Hotel Door Chain-DDDG010
    Brand: D and D Hardware
    Product Code:
    Model: DDDG010
    Brief:
    D and D Door Chain is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel
    Finish: SSS, PSS, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Bathroom Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:

Contanct Us

  NO.4 Bidg,Street 33,West Gaoxin Rd,High-tech Zone,Jianghai Dist.Jiangmen City,Guangdong,China
 +86 139 2903 7292

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