When you can delivery the goods?

Within 35 days after you confirm the shop drawing.

Is this instalation easy?

Yes , our products are easy to install and don't need to be welded and processed again.

Can you customized it for us?

Our goods normally is customized as per client job site dimensions and situations. If you are interested, please send the inquiry to us. Then we can show more details to you. Thanks

Modern Design Customized Curved Spiral Staircase with Steel Railing

Name: Modern Design Customized Curved Spiral Staircase with Steel Railing
Brand: Double Building Materials Co., Ltd.
SKU: 894569125

Guangdong, ChinaDouble Building Materials Co., Ltd.

US$2,000.00-4,500.00

1 Set

Product profile

Customization

Available

Structure

Spiral

Bench

Multi Stair

Model NO.

DB-S1253

Type

Special Stairs

Material

Stainless Steel

Usage

Indoor, Outdoor

Stair Type

Spiral Stair

Transport Package

Plywood

Specification

beam+tread+railing

Trademark

Double

Origin

China

Production Capacity

1000sets/Month

Key features

Full Customization: All sizes, configurations, and materials can be customized according to client requirements.

No MOQ: Minimum order quantity is just one set, allowing for flexible purchasing.

5-Year Guarantee: Provides a 5-year quality guarantee for all goods sold.

Professional Design: Experienced engineers provide shop drawings and suggestions based on job site situations.

Easy Installation: Products are designed for easy installation without requiring welding or further processing.

Fast Delivery: Goods can be delivered within 35 days after confirming the shop drawing.

Sample Refund: Sample costs are fully refunded after placing the official order.

Factory Direct: Direct manufacturer from China with own factory in Foshan, ensuring quality and price.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityLow MOQ

Double Building Materials 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: 10 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤6.44h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with affiliated companies, 18 employees, six production lines, and a broad product range spanning staircases, railings, doors, cabinets, bathroom products, windows, and building materials. It reports substantial stated production capacity, exports 71%–90% of sales, serves multiple international markets, and has seven years of export experience. R&D evidence is positive: new products were developed within the past year and ODM services are available, alongside extensive customization options. Production quality procedures exist, but manufacturing lacks ongoing batch quantity reconciliation. Service procedures, complaint handling, corrective actions, and supplier approval documentation are present without supporting records or complete formalization. The available audit information identifies TÜV Rheinland, but the audit result is recorded as 0 and the report validity ended in 2024; certification status cannot therefore be confirmed. No financial figures are included, and...

Supplier typeThe supplier is identified as a combined company and a limited company, with affiliated companies and a broad multi-category product offering. This supports classification as a diversified manufacturing and trading supplier rather than a narrowly specialized entity.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, indicating active product-development capability. However, it has no available SDK, so the evidence supports product innovation and design manufacturing but not SDK-based development.

Production capacityThe supplier reports six production lines, equipment including saws, drilling, polishing, and veneer-press machinery, and stated annual outputs of 200,000 meters of railing plus 1,500 and 2,000 staircase sets. It also has standardized finished-product inspection instructions and a one-month off-peak lead time, but does not continuously reconcile quantities for each batch or mass production.

Customization capabilityBoth R&D and design-service records list customization from samples, designs, minor customization, flexible customization, and full customization. The consistency across the two slices provides explicit evidence of broad customization capability.