6. How to replenish vulnerable and consumable parts? How should I deal with the broken parts?

If such a situation occurs, please contact us in time. We can provide consumable parts, consumable parts and spare parts for replenishment only at a charge.If the issue is caused by our company, we should actively negotiate and take responsibility. We will analyze the specific situation.

7. What are your payment terms?

Payment: less than or equal to 2,000 US dollars, 100% prepaid. When the amount is relatively large, we will charge a 50% deposit and a 50% balance. Of course, we also accept payment agreements such as letters of credit ,OA and TT

Premium Self-Closing Hydraulic Concealed Door Hinge for Windows

Name: Premium Self-Closing Hydraulic Concealed Door Hinge for Windows
Brand: Foshan Osebon Building Hardware Co., Ltd.
SKU: 2320087665

Guangdong, ChinaFoshan Osebon Building Hardware Co., Ltd.

US$0.50-5.00

1,000 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Online Technical Support

Warranty

12 Months

Model NO.

D-033

Type

180°Hinge

Finish

Powder Coating

Material

Alloy

Service

OEM .ODM

Bearing

Iron

Usage

Door

Payment Term

30%Deposit .70%Balance

Product Name

Aluminium Hinge

Transport Package

Inner Plastic Bag + Export Carton

Trademark

OSEBON

Origin

China

HS Code

8302410000

Production Capacity

5000000

Key features

Adopts premium POM/nylon coated wheel and silent bearing, low friction, no noise, smooth sliding for long-term use.

Thickened integrated alloy bracket is sturdy and pressure-resistant, suitable for heavy doors and windows, preventing sash sinking and derailment.

Sealed protective structure blocks dust and moisture to avoid rust and jamming, adapting to various humid and dry environments.

Precise standard size fits tracks perfectly, compatible with broken bridge aluminum, aluminum alloy and plastic steel sliding doors & windows, easy to install.

Special material technology ensures temperature and UV resistance, anti-aging and anti-wear for long-term indoor and outdoor use.

Reduces track friction for effortless and smooth sliding, easy for the elderly and children.

Even load-bearing and shock absorption ensure stable operation and better sealing performance.

Flexible wheel avoids hard metal friction, realizing noise-free opening and closing for a quiet space.

Reduces wear of tracks and hardware, lowers failure rate and prolongs service life of doors and windows.

Company profile

High Repeat Buyers ChoiceSelf-brandedFast DeliveryLow MOQ

Foshan Osebon Building Hardware Co., Ltd.

Guangdong, China

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: 7 Years CertifiedNearest Port: Nansha PortAverage Response Time: ≤0.94h

AI-Powered supplier vetting

SummaryThe supplier is a combined manufacturing and trading business covering hardware, construction metal fittings, plastic products, lighting fixtures, and import/export activities. It demonstrates customization, ODM, OEM, recent product development, four production lines, and documented finished-product inspection instructions. However, quality assurance is explicitly absent, only one quality inspector is reported, and supplier oversight has gaps, including no valid manufacturing contract with related subcontractors, no outsourcing SOP, and no ongoing quantity reconciliation. Service infrastructure is limited: no inventory, overseas warehouse, showroom, overseas agents or branches, or offline trade-show participation. Financial information is present for multiple years, but no substantive financial performance conclusion is supported by the provided data.

Supplier typeThe supplier is identified as a combined company. Its stated scope includes manufacturing and sales of hardware, construction metal fittings, plastic products, and lighting fixtures, together with import/export and agency activities.

After-Sales capabilityThe supplier has procedures for corrective and preventive actions and customer complaints, but no written records. It also lacks inventory, overseas warehouse, overseas showroom, overseas agents or branches, and has no stated overseas service countries, indicating limited service infrastructure.

R&D capabilityThe supplier reports new products during the past year and provides ODM services, supporting active product-development capability. It does not provide 3D software design services or an SDK, which limits the evidenced technical-development scope.

Production capacityThe supplier reports four production lines and equipment including cutting, punching, assembly, and vernier-caliper inspection, with finished-product inspection instructions uniformly followed. Capability risks include no valid manufacturing contract with related subcontractors, no outsourcing SOP, no ongoing batch quantity reconciliation, and no inventory capacity.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization, and also provides ODM and OEM services for popular brands. This is direct evidence of broad customization capability, although the supplier does not offer 3D software design services.

Product Q&A

Q:1.When can I get the quotation?

We usually provide a quotation within 1-4 hours after receiving your inquiry. If you urgently need to obtain the price, please call us or specify it in the email. We will give priority to processing your inquiry.

Q:2. Can the product be customized? What is the production cycle of the product

After the goods are ordered, we can customize them according to the special requirements of the customers by adopting the latest technology. The production cycle depends on the quantity of orders and the type of products. Under normal circumstances, production can be completed within 12-14 working days after the order is confirmed.60 days for bulk order production.

Q:3. What are the delivery terms of your company?

We accept various methods such as factory delivery (EXW), Free on Board (FOB).

Q:4. What about the transportation costs and delivery time?

This depends on the volume of the goods, the mode of transportation (sea/air/express) and the destination port/airport you specify. We would be most grateful if you could provide relevant information so that we can accurately calculate the cost.

Q:5. How long is the validity period of the offer?

The validity period of the quotation is usually 15 days, as determined by the increase in the price of raw materials in the market.