What is the warranty period?

We provide a 3-year guarantee where all fittings can be changed for free within this period.

Can you consolidate goods from other suppliers?

Yes, we can collect goods from other suppliers into one container to save time and money.

Do you offer customization?

Yes, we provide full customization based on client designs and jobsite dimensions.

Luxury Straight White Marble Stairs / Cuztomized Black Stone Marble Staircase

Name: Luxury Straight White Marble Stairs / Cuztomized Black Stone Marble Staircase
Brand: Double Building Materials Co., Ltd.
SKU: 1922688015

Guangdong, ChinaDouble Building Materials Co., Ltd.

US$1,000.00-4,500.00

1 Set

Product profile

Customization

Available

After-sales Service

Including

Warranty

3 Years

Model NO.

DB-SA1561

Structure

Beam

Bench

Multi Stair

Type

Special Stairs

Material

Steel Marble

Usage

Indoor, Outdoor, Commercial

Stair Type

Straight Stair

Assemble

Easy Assemble

Beam Material

A3 Steel / Stainless Steel

Balustrade Material

Tempered Glass / Stainless Steel

Step Material

Marble/ Solid Wood/ Laminated Tempered Glass

for

Custom-Built Residential

Transport Package

Plywood Package

Specification

Customized Based On site

Trademark

DBM

Origin

China

HS Code

7308900000

Production Capacity

800

Key features

Customized Design: Custom-built based on jobsite dimensions and client design preferences.

3-Year Warranty: Covers all fittings with free replacement within 3 years.

Easy Installation: No welding required; detailed manuals and videos provided.

Global Experience: Completed projects in over 40 countries with local code knowledge.

Certified Quality: AS/NZS 2208 for Australia; CE certification for America.

One-Stop Solution: Consolidates goods from multiple suppliers into one container.

Pre-Assembly Check: Every staircase is try-assembled in the workshop before shipment.

Overseas Service: Installation service available; visited Thailand and Maldives.

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: ≤6.56h

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.