Product

Built-in Hinges Suppliers

About

Ningbo Oubao Technology Co., Ltd.

As China Interior Cabinet Hinges Manufacturers and Built-in Hinges Suppliers, Ningbo Oubao Technology Co., Ltd. is a specialist in manufacturing a variety of cabinet locks and accessories, including high and low voltage switch cabinet locks, chassis cabinet locks, instrument cabinet locks, communication cabinet locks, electronic locks, hinges, handles, limit devices, and more. Our products are extensively used across industries such as industrial cabinets, engineering machinery, network and communications, computer industry, automotive, navigation, high-speed rail, and rail transportation.

To keep pace with market developments, Oubao has introduced over ten models of electronic locks with diverse functionalities. These include features like APP unlocking, WeChat temporary authorization, remote wireless unlocking, and Bluetooth copper key emergency unlocking.

Adhering to the business philosophy of "Survive, Honest Service, and Development," we are dedicated to offering high-quality products and good services. We boast a professional and committed design and management team that rigorously tests and controls every step of the production process, from product design and mold making to die-casting, sprinting, CNC machining, surface treatment, and final assembly.

In recent years, our company has continuously integrated advanced technology and equipment to enhance production efficiency, ensuring that we meet the evolving needs of our customers with precision and reliability.

News

2026-01-07
Ningbo Oubao Technology Co., Ltd. Unveils the FMS888-1S Stainless Steel Industrial Box Change Locks: A Premium Solution for Heavy-Duty Industrial Security

In today’s rapidly evolving industrial world, maintaining the security and integrity of valuable equipment and machinery is of paramount importance. Industries ranging from power distribution to manufacturing, construction, and transportation demand high-quality security solutions to protect sensiti...
READ MORE
2025-12-31
How Does the Implementation of Active Electronic Lock Technology Redefine Precision Control in Modern Security Infrastructures?

The shift toward intelligent hardware has reached a critical milestone with the introduction of the Active Electronic Lock system. Unlike traditional passive security components, these Electronic Key UnLock Active Electronic Locks utilize an energized communication protocol between the key and the c...
READ MORE
2025-12-24
How Can the Integration of Adjustable Compression Mechanisms Ensure Hermetic Integrity in Heavy-Duty Industrial Enclosures?

In the specialized field of industrial hardware, the mechanical interface between a cabinet door and its frame is critical for maintaining environmental seals and structural stability. The Zinc Alloy Industrial Compression Type Cabinet Locks represent a sophisticated evolution in this sector, provid...
READ MORE

Message Feedback

Built-in Hinges Industry knowledge

What are the common types and designs of interior cabinet hinges?

Interior cabinet hinges come in a wide variety of types and designs, with different designs meeting different usage needs and aesthetic requirements.

Concealed Interior Cabinet Hinges

Design Features: Concealed interior cabinet hinges are usually completely hidden between the cabinet door and the cabinet body. When the cabinet door is closed, the hinge is completely invisible. This type of hinge not only has a clean and modern appearance but also provides a smooth, seamless opening and closing experience, meeting the design needs of modern homes.
Application Scenarios: Widely used in modern kitchens, bathrooms, and high-end furniture, especially in applications where an elegant and minimalist appearance is desired.
Advantages:
Aesthetics: Because the hinge is hidden, it maintains a clean and minimalist appearance of the cabinet door.
Adjustability: Many concealed interior cabinet hinges have fine-tuning functions, allowing for easy adjustment of door alignment and opening angle.
Durability: Usually designed to be sturdy and suitable for long-term use.

Exposed Interior Cabinet Hinges

Design Features: Exposed interior cabinet hinges allow all parts of the hinge to be visible. They are the most traditional type of hinge design, suitable for vintage or rustic style home designs.
Application Scenarios: Commonly found in classical or industrial style furniture, especially wooden cabinets.
Advantages:
Decorative: Exposed metal or brass hinges often have a unique decorative effect, enhancing the vintage feel of the furniture.
Maintainability: Installation and replacement are relatively simple, making maintenance easy.
Load-bearing Capacity: Usually quite sturdy and able to bear greater weight.

Soft-Close Interior Cabinet Hinges

Design Features: Soft-close interior cabinet hinges use a cushioning mechanism that automatically slows down the door as it approaches closing, preventing impact and ensuring smooth closing.
Application Scenarios: Widely used in kitchens, bathrooms, and other home environments, especially in high-end furniture and cabinets.
Advantages:
Noise Reduction: Avoids the collision sound produced when the door closes.
Extended Service Life: Reduces wear and tear on the door and hinges, extending the product's service life. Furniture Protection: Prevents damage to cabinet doors and frames caused by rapid impact.

Adjustable Interior Cabinet Hinges

Design Features: Adjustable interior cabinet hinges can be adjusted after installation, usually offering vertical, horizontal, and depth adjustment functions to ensure precise alignment of the door and cabinet.
Application Scenarios: Suitable for places requiring frequent adjustment of door position, such as commercial cabinets and custom furniture.
Advantages:
High-Precision Alignment: Allows for precise adjustment of the door's opening and closing position, ensuring a perfect fit between the door and the cabinet.
Flexibility: Facilitates repair and maintenance, especially convenient when the door deforms or requires fine-tuning after a period of use.

Bent Interior Cabinet Hinges

Design Features: Bent interior cabinet hinges typically have a larger opening angle, allowing the door to open completely for easy access to items inside the cabinet. Suitable for cabinet doors requiring a large opening.
Application Scenarios: Commonly used in large kitchen cabinets, bookcases, or office filing cabinets, where a large opening angle is required.
Advantages:
Large Opening Angle: Usually provides a maximum opening angle of 180 degrees, facilitating access to items inside the cabinet.
Suitable for Large Doors: Suitable for heavier or larger cabinet doors, with strong load-bearing capacity.

How to Choose the Material and Durability of Interior Cabinet Hinges?

Choosing the right material is crucial for the durability and performance of interior cabinet hinges. Different materials have different durability, load-bearing capacity, and adaptability to various environments.

Stainless Steel Interior Cabinet Hinges

Features: Stainless steel interior cabinet hinges are widely used due to their superior corrosion resistance, especially suitable for use in humid or high-temperature environments.
Suitable Environment: High-humidity environments such as kitchens and bathrooms, or for applications with frequent opening and closing.
Advantages:
Corrosion Resistance: Not prone to rust, suitable for humid environments.
High Durability: Can withstand long-term use and is not easily worn out.
Modern Appearance: Smooth surface and modern appearance.

Copper Alloy Interior Cabinet Hinges

Features: Copper alloy interior cabinet hinges have good corrosion resistance and decorative properties, often used in high-end furniture and vintage-style designs.
Suitable Environment: Suitable for places with high decorative requirements, such as high-end cabinets in living rooms and studies.
Advantages:
Strong Aesthetic Appeal: Copper alloy interior cabinet hinges usually have a classic or vintage decorative effect.
Strong Corrosion Resistance: Even with long-term use, copper alloy maintains good corrosion resistance.

Aluminum Alloy Interior Cabinet Hinges

Features: Aluminum alloy interior cabinet hinges are lightweight and have good corrosion resistance, usually applied to lighter doors or smaller cabinets.
Suitable Environment: Suitable for lightweight furniture or cabinets in industrial equipment.
Advantages:
Lightweight: Suitable for applications that do not require bearing heavy loads.
Relatively Strong Corrosion Resistance: Suitable for use in humid environments.

Zinc Alloy Interior Cabinet Hinges

Features: Zinc alloy interior cabinet hinges usually have good corrosion resistance and are relatively inexpensive, suitable for general home environments.
Suitable Environment: Suitable for common household cabinets and storage cabinets. Advantages:
High cost-effectiveness: Compared to stainless steel, zinc alloy is more affordable, making it suitable for budget-conscious situations.
Good strength and stability: Zinc alloy performs stably in low to medium strength applications.

How to Judge the Quality and Performance of Interior Cabinet Hinges?

Based on Ningbo Oubao Technology Co., Ltd.'s production capabilities and technological advantages, the following aspects are particularly crucial in ensuring the high quality and stable performance of their Interior Cabinet Hinges products.

Load-Bearing Capacity and Durability

Ningbo Oubao Technology Co., Ltd.'s Design and Craftsmanship: Ningbo Oubao Technology Co., Ltd. utilizes hardware CNC machining and precision mold manufacturing in its design and production, ensuring that every component of the Interior Cabinet Hinges precisely meets design requirements. Since the load-bearing capacity of the Interior Cabinet Hinges is directly related to the material and processing accuracy, Ningbo Oubao Technology Co., Ltd. maintains strict control over load testing and long-term durability of the Interior Cabinet Hinges, ensuring that the product can withstand high-frequency and heavy-duty use.
Wear Resistance Testing: With prolonged use, friction and load can lead to wear and tear on the Interior Cabinet Hinges. Ningbo Oubao Technology Co., Ltd. uses high-strength alloys and high-quality surface treatment technologies, significantly improving the wear resistance of the Interior Cabinet Hinges and extending their service life.

Surface Treatment and Corrosion Resistance

High-Standard Surface Treatment: Ningbo Oubao Technology Co., Ltd. has strict requirements for the surface treatment of its Interior Cabinet Hinges. Through technologies such as galvanizing, spraying, and electroplating, they ensure that the Interior Cabinet Hinges can resist moisture, chemical corrosion, and oxidation. When used in high-humidity environments such as kitchens and bathrooms, they effectively prevent rust and maintain the aesthetics and functionality of the Interior Cabinet Hinges.
Corrosion Resistance Testing: Ningbo Oubao Technology Co., Ltd.'s Interior Cabinet Hinges products have passed multiple international standard certifications and undergo rigorous corrosion resistance testing during the production process, ensuring excellent anti-corrosion performance even in harsh conditions such as salt spray environments. #### 3.3 Smooth Operation and Adjustment Features
Precise Opening and Closing Experience: Ningbo Oubao Technology Co., Ltd. interior cabinet hinges are precisely designed and manufactured to ensure a smooth and fluid opening and closing process. Even after prolonged use, the moving parts of the hinges will not experience jamming or stiffness. The hinges feature a soft-closing function and a self-adjusting system, automatically adjusting the door position to maintain optimal performance.
Adjustment Function: Ningbo Oubao Technology Co., Ltd. interior cabinet hinges offer fine-tuning capabilities, allowing for adjustments to the depth, width, and angle of the door. This ensures precise alignment between the cabinet door and the cabinet body, which is especially important for customized furniture or situations requiring frequent adjustments.

Safety and Stability

Prevention of Loosening and Detachment: Ningbo Oubao Technology Co., Ltd. interior cabinet hinges prioritize safety and stability in their design. Each hinge features a safety locking design to prevent loosening or detachment due to long-term use. Furthermore, the fixing screws and assembly system are precisely designed to ensure that the hinges can stably support the cabinet door even under heavy loads.
Testing and Certification: Ningbo Oubao Technology Co., Ltd. interior cabinet hinges have passed multiple industry standard certifications and meet the requirements of international quality management systems. The company's rigorous quality control system ensures that every batch of hinges undergoes high-intensity tensile testing, durability testing, and corrosion resistance testing, guaranteeing optimal performance in practical use.

Certification and Brand Reputation

Ningbo Oubao Technology Co., Ltd.'s Quality Commitment: As a leading manufacturer of electronic locks and interior cabinet hinges, Ningbo Oubao Technology Co., Ltd. adheres to "integrity service, technological innovation, and product quality" as its core values, and has long established a reliable brand reputation. The company has obtained international certifications, including ISO9001, ensuring that every Interior Cabinet Hinges product meets stringent quality standards.
After-Sales Service: Ningbo Oubao Technology Co., Ltd. provides comprehensive after-sales service, ensuring that customers receive quick responses and professional solutions to any problems encountered during product use. As a company that prioritizes service and quality, Ningbo Oubao Technology Co., Ltd.'s after-sales team has extensive experience in product maintenance and technical support, providing customers with continuous technical support.