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Premium Composite Granite Sinks for Modern Kitchens & Bathrooms

Manufactured with precision by Dongguan Caojin Technology – Over 15 Years of Excellence in Granite Sink Production

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About Dongguan Caojin Technology

Dongguan Caojin Technology Co., Ltd. has over 15 years of experience in manufacturing and exporting high-quality granite sinks. As a trusted supplier in the global market, we specialize in composite granite kitchen sinks, wash basins, apron sinks, laundry sinks, and custom-designed bathroom niches.

Our professional R&D team ensures innovation and customization capabilities, allowing us to meet diverse client needs. With advanced production lines and strict quality control processes, every sink is built to last—resisting heat, scratches, and stains.

  • 15+ Years in Granite Sink Manufacturing
  • Custom Design & OEM Services Available
  • Advanced Production & Testing Equipment
  • Global Export Experience
  • Focus on Durability, Aesthetics & Functionality
Learn More on Official Site
Granite Sink Manufacturing Facility

Our Premium Granite Sink Collections

Discover our wide range of durable, stylish, and functional composite granite sinks designed for modern kitchens, bathrooms, and utility spaces.

Equal Double Bowls Granite Hotel Sink ZM209

Equal Double Bowls Granite Hotel Sink ZM209

Perfect for commercial kitchens and luxury homes. Balanced dual bowls with seamless finish.

  • Composite Granite Material
  • Equal Bowl Design
  • Undermount & Topmount Compatible
Apron Sink Composite Granite Kitchen Sink

Apron Sink Composite Granite Kitchen Sink

Farmhouse-style front apron design adds elegance to any kitchen.

  • Deep Bowl Capacity
  • Scratch & Heat Resistant
  • Modern Minimalist Look
Granite Wash Basin

Granite Wash Basin

Elegant single bowl design ideal for bathrooms and powder rooms.

  • Smooth Matte Finish
  • Easy to Clean Surface
  • Durable Quartz-Granite Blend
Black Laundry Balcony Granite Sink

Black Laundry Balcony Granite Sink

Heavy-duty sink with drainboard, perfect for utility and laundry areas.

  • Integrated Drainboard
  • Matte Black Finish
  • Corrosion Resistant
New Style Single Bowl with Drainboard

New Style Single Bowl with Drainboard

Contemporary kitchen sink with efficient workspace extension.

  • Space-Saving Design
  • 90-Degree Edge Design
  • Flush Mount Installation
Round Wash Basin Pure Black Quartz Sink

Round Wash Basin Pure Black Quartz Sink

Unique circular design for modern bathrooms and guest toilets.

  • 100% Pure Black Finish
  • Non-Porous Surface
  • Anti-Bacterial Properties
Matte Black Light Grey Corner Wash Basin

Matte Black Light Grey Corner Wash Basin

Ideal for corner installation, maximizing small bathroom spaces.

  • Compact Corner Design
  • Dual-Tone Finish
  • Easy Drainage System
Granite Red Two Recessed Shower Niches

Granite Red Two Recessed Shower Niches

Luxury bathroom niche set in rich red granite tone for spa-like showers.

  • Waterproof Granite Composite
  • Built-In Shelves
  • Rust-Proof Stainless Fixings
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Why Choose ZM Granite Sinks?

Engineered for performance, beauty, and long-term value.

Ultra-Durable

Resists scratches, heat, and stains. Built to last over a decade with proper care.

Water & Mold Resistant

Non-porous surface prevents water absorption and inhibits mold growth.

Modern Aesthetics

Available in matte black, light grey, red, oatmeal, and custom colors.

Easy Installation

Compatible with undermount, topmount, and flush mount setups.

15+
Years Experience
50+
Countries Served
200+
Custom Designs
10K+
Sinks Shipped

Frequently Asked Questions

Our sinks are made from a composite of 80% natural granite stone powder and 20% acrylic resin. This blend offers superior durability, heat resistance, and a non-porous finish.
Yes! We offer full OEM/ODM services. Our R&D team can customize dimensions, bowl configuration, color, and finish based on your requirements.
Absolutely. Most of our models support undermount, topmount, and flush mounting. We provide installation templates and hardware upon request.
Use mild soap and water daily. Avoid abrasive cleaners. For tough stains, use a non-acetone cleaner. Wipe dry to maintain shine and prevent water spots.

Get in Touch with Us

For inquiries, quotes, or custom design requests, reach out to our team directly.

Contact Person: Maggie
Phone: 0086-0769-22760129
Email: maggie@zmgranitesink.com
Address: Room 206, No. 46-2, Guancheng section, Guanlong Road, Guancheng street, Dongguan City, Guangdong Province, China
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