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Door Construction Hardware Stainless Steel Door Bolt for Metal Door
US$1.69
500-999 Pieces
US$1.67
1,000-1,999 Pieces
US$1.65
2,000+ Pieces
Sample price:US$2.00/piece.Request sample
Product profile
Customization
AvailableWarranty
5 YearTransport Package
White Box or Color BoxModel NO.
DDDB030Specification
SGSTrademark
D&D or mark client's logoOrigin
Jiangmen Guangdong, ChinaHS Code
83021000Production Capacity
300, 000 PCS/MonthKey features
5-Year Warranty: Comprehensive 5-year mechanical guarantee for all products.
Premium Materials: Constructed from SUS304, SUS316, or SUS201 stainless steel.
International Certifications: Products hold CE and UL certificates, meeting international standards.
OEM/ODM Support: Professional OEM and ODM services available for famous brands.
Free Samples: 3 free samples provided for evaluation upon request.
Versatile Application: Suitable for wooden, metal, and steel doors.
Fast Response: Latest prices and inquiries replied to within 24 hours.
Experienced Manufacturer: SGS audited factory with over 10 years of manufacturing experience.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2008-01-12 CertifiedNearest Port: Jiangmen Port, Guangzhou Port, Shenzhen PortAverage Response Time: ≤4.72h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryD&D Hardware Industrial Co., Ltd. is a China-based limited company and factory established in 2018, specializing in door and construction hardware. It operates a 1,368 m² manufacturing plant with six production lines, 45 employees, and 11–20 quality-control staff. The supplier reports ISO 9001:2015 certification and has exported since 2008, with 71%–90% of sales attributed to exports. Its stated capabilities include customization, quality assurance, technical support, and long-term customer relationships, but evidence for after-sales service, specific customer cases, and innovation depth is limited. Financial credibility cannot be conclusively assessed from the available non-financial evidence.
Supplier typeThe supplier is identified as a factory and limited company based in Jiangmen, Guangdong, China. Its stated business scope and product portfolio focus on door hardware, locks, hinges, closers, exit devices, and related construction hardware, indicating a manufacturing-oriented supplier rather than only a trading entity.
CertificationsThe supplier holds an ISO 9001:2015 management-system certificate. This is explicit evidence of a formal quality-management certification, although no additional certifications are provided.
Production capacityThe supplier reports a 1,368 m² manufacturing plant, six production lines, and 11–20 quality-control staff, alongside a broad door-hardware product range. These details provide explicit evidence of an established production setup, although capacity utilization and delivery performance are not stated.
Customization capabilityThe company explicitly claims customization ability and says its qualified team can identify solutions suited to customer needs and technical specifications. This supports a positive assessment, although the slices do not describe customization scope, tooling, minimum order requirements, or completed examples.
Product Q&A
Q:What certificates do you have?
A:
We have CE and UL certificates, and all our product designs follow international standards such as EN/CE, UL, and ANSI.
Q:Do you accept OEM or ODM?
A:
Yes, we are professional in OEM and ODM and are currently cooperating with famous brands for these services.
Q:What is the guarantee of your products?
A:
We provide a 5-year mechanical guarantee for our products.
Q:What stainless steel grades do you use?
A:
We mostly work with SUS304 and SUS316, and some items can be made from SUS201 as well.
Q:Can I get samples before ordering?
A:
Yes, we offer 3 free samples for your evaluation; you only need to provide the courier account for freight collect.
Send Inquiry
*To:
D&D Hardware Industrial Co., Ltd.
D&D Hardware Industrial Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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