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Sino Ample
Excellence is Our Trademark™

An OEM & Custom Engineered Manufacturer with over 30 years of excellence in casting, stamping, machining, molding, and contract assembly for the USA market and beyond.

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About Sino Ample

Our story began more than 30 years ago in 1985. We dedicate our business to products by industry, with the USA market as our primary focus. Over the decades, our organization has evolved into more than 20 different areas of manufacturing.

I ask only one thing of all of our team members: excellence in our daily endeavors for our customers. After all, "Excellence is our trademark™". Our sphere of influence is centered in Zhejiang Province, with a strong presence spanning north to south and east to west across China.

Our mission is to provide excellence in everything we do — from simple communication to solving complex problems.

Sino Ample Manufacturing Facility

Our Core Capabilities

We offer a full spectrum of precision manufacturing and engineering services to meet your most demanding requirements.

Casting

Precision metal casting for industrial and commercial applications.

Forging

High-strength forged components built to last.

Stamping

Precision metal stamping with tight tolerances.

Molding

Plastic and composite molding for custom parts.

Welding

Expert welding services with certified quality standards.

Machining

CNC and manual machining for precision components.

Motor

Custom motor components and integration.

Contract Assembly

End-to-end contract manufacturing and assembly.

Our Products

From electrical boxes to custom assemblies, we deliver high-quality, engineered solutions tailored to your needs.

Electrical Box

Electrical Boxes

Durable, weather-resistant enclosures for industrial and commercial use.

  • UL Listed Options
  • Custom Sizes Available
  • Corrosion Resistant
Fittings

Electrical Fittings

Precision-engineered connectors and fittings for secure installations.

  • Threaded & Compression Types
  • Brass & Stainless Steel
  • High Pressure Rated
Hangers

Support Hangers

Heavy-duty hangers for conduit, cable trays, and piping systems.

  • Load Rated Up to 500 lbs
  • Galvanized & Powder Coated
  • Seismic Compliant Options
Custom Assemblies

Custom Assemblies

Tailored solutions for large electrical contractors and OEMs.

  • Full Turnkey Service
  • Prototyping Available
  • Fast Turnaround

Precision Stamping

High-volume stamped metal components with tight tolerances.

  • Steel & Aluminum
  • Tolerances ±0.05mm
  • Progressive Dies

Die Casting

Zinc and aluminum die-cast parts for automotive and industrial use.

  • Net-Shape Production
  • Smooth Surface Finish
  • High Dimensional Accuracy

Motor Components

Custom rotors, stators, housings, and brackets.

  • Magnetic Steel Laminations
  • Precision Machining
  • Balancing & Testing

Contract Manufacturing

End-to-end production from design to delivery.

  • Supply Chain Management
  • Quality Control & Testing
  • JIT Delivery Options
30+
Years of Excellence
20+
Manufacturing Areas
100%
Customer Focus
USA
Primary Market

Quality Certifications

Our commitment to excellence is backed by rigorous quality standards and certifications.

Sino Ample Certifications

Contact Sino Ample

Ready to discuss your next project? We specialize in custom assemblies and OEM manufacturing for the electrical and industrial sectors.

Company Information

Company: Hangzhou Sino Ample Import Export Co., LTD

Address: 8th Floor JinChengLi Bldg, Jincheng Road, Xiaoshan District, Hangzhou, Zhejiang, China 311200

Phone: +86-571-83876979

Fax: +86-571-83876980

Email: [email protected]

* We produce electrical boxes, fittings, and hangers under the Sino Ample umbrella.
* Specializing in custom assemblies for large electrical contractors.
* Manufacturing and assembly are performed at our Zhuji Sino Ample facility.
* Our quality and fast delivery are second to none.

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