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Product profile
Customization
AvailableType
180°HingeFinish
Bright ChromeModel NO.
SG-HC104#3Material
Zinc AlloyHinge Type
180 Degree Fold Table HingeDoor Thickness
25mmDoor Weight
15kg/PairFunctions
Concealed, InvisibleGap
10.8mmTransport Package
White Inner Boxes, Yellow-Brown Outer Cartons forSpecification
69.5*15.5mmTrademark
SGOrigin
ChinaProduction Capacity
10000piece/PiecesKey features
180 Degree Open Angle: Provides maximum convenience and comfort with full 180-degree opening capability.
Invisible Concealed Design: Perfect invisibility ensures a harmonious environment with no visible hardware.
High Durability Tested: Tested for over 200,000 cycles with no abrasion, ensuring long-lasting performance.
Multi-Functional Protection: Features anti-fire, anti-smoke, rustproof, damp-proof, and anti-friction properties.
Patented Technology: This 3D zinc alloy adjustable conceal hinge has applied for a national patent.
Wide Application Scope: Suitable for various doors including wood, steel, glass, aluminum, and fire doors.
Customization Available: OEM/ODM services available including logo printing, design, material, and packing.
TUV Certified Quality: Complies with BS EN 1935 requirements and tested by TUV for safety and quality.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤6.54h
AI-Powered supplier vetting
SummaryDongguan Shengang Precision Metal & Electronic Co., Ltd. is a China-based limited trading/manufacturing company established in 2007, with a stated founding description also referring to February 2000. It operates from Dongguan, Guangdong, with 117 employees, a 5,550 m² manufacturing plant, six production lines, and 5 R&D engineers. Its product range centers on door and window hardware, including hinges, locks, handles, closers, stoppers, and sliding or folding-door fittings. The supplier reports ISO 9001:2015 certification, OEM/ODM cooperation, international export coverage, and sales in Europe, America, Southeast Asia, and the Middle East. Production-management and technical capabilities are supported by stated equipment, engineers, quality-control personnel, and testing activities. However, the provided information does not substantiate after-sales procedures, financial strength, specific customer cases, or measurable customization performance.
Supplier typeThe supplier is identified as a China-based limited company and trade company, while its descriptions also characterize it as an international manufacturer integrating R&D, production, and sales of door and window hardware. This indicates a combined trading and manufacturing profile rather than a purely trading entity.
CertificationsThe supplier explicitly reports holding an ISO 9001:2015 certificate for its management system. This is direct evidence of a recognized quality-management certification, although the scope and validity details are not provided.
R&D capabilityThe supplier reports advanced production equipment, leading production technologies, 5 R&D engineers, mold-making and product-testing activities, and multiple product types including adjustable concealed and casement hinges. These statements directly support active technical development and product innovation capability.
Production capacityThe supplier reports a 5,550 m² manufacturing plant, six production lines, advanced equipment, production technologies, dozens of production staff, quality-control personnel, and a production-management system. Its stated product scope and broad export markets further indicate established operating capacity.
Customization capabilityThe supplier states that its engineers conduct R&D, mold making, production and processing, and product testing, and that it cooperates with international brands through OEM and ODM. These activities explicitly support customization capability, although no customization examples, minimum quantities, or technical limits are specified.
Product Q&A
Q:What is the material and finish of the hinge?
A:
The hinge is made of Zinc Alloy with a Bright Chrome finish.
Q:What are the dimensions and weight capacity?
A:
Size is 69.5*15.5mm, gap is 10.8mm, door thickness is 25mm, and weight capacity is 15kg/pair.
Q:Is the hinge suitable for fire doors?
A:
Yes, it has anti-fire and anti-smoke features and is suitable for fire doors.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 300 pieces.
Q:What are the payment terms?
A:
Payment terms include 30% deposit and 70% balance before shipment via T/T, L/C, D/P, PayPal, etc.
Send Inquiry
*To:
Dongguan Shengang Precision Metal & Electronic Co., Ltd.
Dongguan Shengang Precision Metal & Electronic Co., Ltd.*Content:
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