High-Quality Global Leading Trough Drain Showers

Premium OEM/ODM Manufacturing Excellence for Modern Architectural Drainage Solutions

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26 Years of Manufacturing Authority

Ningbo Xianglong Metal Products Co., Ltd. stands as a titan in the metal fabrication industry. Since 2000, we have evolved from a local workshop into a global benchmark for trough drain shower production. Our expertise is not just in manufacturing; it's in the precision engineering of stainless steel solutions that define modern bathroom aesthetics and industrial efficiency.

With certifications including German TUV, ISO 9001, and ISO 14001, we offer more than products—we offer a foundation of trust. Our 13,000 sqm facility is equipped with CNC laser cutting and automated welding lines, ensuring every linear drain meets the rigorous demands of North American and European building codes.

Strategic Advantages of Our China-Based Smart Factory

Why Global Leaders Choose Ningbo Xianglong

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Integrated Supply Chain

Located in the Ningbo industrial hub, we access premium raw SS304/316 materials at competitive rates, reducing lead times for massive OEM orders.

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Precision R&D

Our engineers utilize BIM (Building Information Modeling) and advanced fluid dynamics software to optimize flow rates (up to 30L/min) and anti-clogging mechanisms.

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Advanced Surface Finishing

From PVD vacuum coating (Golden, Black, Rose Gold) to precision brushing, our factory offers finishes that withstand 240+ hours of salt spray testing.

Global Trends in Trough Drain Innovation

1. Minimalist "Invisible" Design

The rise of tile-insert drains allows for a seamless floor appearance, making the drainage system part of the architectural flow rather than an eyesore.

2. Smart Flow Management

Self-cleaning siphons and 360-degree rotating outlets are becoming standard to accommodate complex piping in high-rise luxury developments.

3. Antimicrobial Materials

Post-pandemic design favors high-grade stainless steel with specialized coatings that inhibit bacterial growth in wet zones.

State-of-the-Art Production Workflow

Technological Precision in Every Millimeter

CNC Laser Cutting

Automated Welding

Precision Stamping

Quality Inspection

24+

Years Excellence

13,000

Factory Sqm

100+

Skilled Professionals

Application Scenarios & Macro Solutions

Versatility Across Global Architectural Landscapes

Hospitality & Resorts

High-end hotel bathrooms require linear drains that balance high-volume drainage with noise reduction and elegant design.

Public Infrastructure

Airports, malls, and stadiums utilize our "anti-clog" vertical drains designed for 24/7 high-traffic sanitation.

Outdoor & Balcony

Our rotatable, UV-resistant stainless steel drains are the preferred choice for modern outdoor wetrooms and pool decks.

Trust Certified by Global Authorities

Partnered with World-Renowned Brands

Proven Performance in Europe, North America, and Australia

Common Questions from Professional Buyers

What is the advantage of a Trough Drain over a traditional point drain?
Trough or linear drains require only a one-way slope of the shower floor, allowing for larger tile formats and reducing installation complexity. They offer significantly higher drainage surface area, minimizing ponding.
How does your factory ensure the corrosion resistance of stainless steel?
We use high-grade SUS304 and SUS316. Our process includes passivation and a proprietary surface treatment that exceeds standard salt spray test requirements, crucial for humid bathroom environments.
Do you support full customization for large-scale hospitality projects?
Yes, we provide comprehensive OEM/ODM services. We can customize length (up to 3000mm), outlet position (horizontal, vertical, or 360°), and specialized finishes like PVD coating to match your project's hardware.
What are the shipping lead times for global orders?
For standard products, lead times are typically 15-25 days. Custom architectural solutions may vary based on complexity, but our streamlined production in Ningbo ensures some of the fastest turnarounds in the industry.