GRE Manufacturing | Global Contract Manufacturing

Who We Are

GRE Manufacturing is a global OEM/ODM contract manufacturer providing turnkey design & manufacturing services to companies since 1989.

We are a Costco-approved manufacturer, with ISO 9001, ISO 14000, ISO 45001, ISO 13485 certified, and ISO 16949 compliant factories across China and Vietnam.

Our global team — based in Hong Kong, North America, Japan, China, and Vietnam — is experienced in a wide range of product areas including power supplies, consumer electronics, medical devices, and electro-mechanical products and magnetic components.

Established in 1989
Costco Approved Manufacturer
ISO 9001, 14000, 45001, 13485 Certified
Global Operations Across 5 Regions

Our Services

From concept to production, we offer comprehensive services to support your product development and manufacturing needs.

New Product Development

Early stage design, prototyping & design for manufacturability (DFM) services to bring your ideas to life efficiently.

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Manufacturing Services

Full-service EMS capabilities: SMT, PCBA, plastic injection, tooling, and more for reliable production.

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Supply Chain Management

Component sourcing, import/export expertise, and tariff mitigation services to ensure smooth logistics.

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Project Management

Industry professionals with engineering backgrounds help manage execution risk for each project.

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Our Capabilities

State-of-the-art manufacturing capabilities across multiple disciplines to support complex product requirements.

Printed Circuit Board Assembly

Advanced SMT and through-hole assembly with automated optical inspection (AOI) and testing.

Plastic Injection Molding

High-precision molding with cleanroom options and in-house tooling design and fabrication.

Electro-mechanical Assembly

Complete integration of electronic and mechanical components into finished products.

Tooling

In-house tool and die design and manufacturing for molds, jigs, fixtures, and production equipment.

Magnetic Component Assembly

Custom transformers, inductors, chokes, and DC motors for power and industrial applications.

Full Turnkey Products

End-to-end manufacturing from component sourcing to final assembly, packaging, and shipping.

Product Areas

We specialize in manufacturing across diverse industries with strict quality and compliance standards.

Power Supplies

AC/DC and DC/DC converters, adapters, chargers, and industrial power systems with global certifications.

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Consumer Electronics

Smart home devices, audio equipment, wearables, and connected gadgets with high-volume production.

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Internet of Things (IoT)

Wireless sensors, gateways, edge devices, and cloud-connected systems with low-power optimization.

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Medical Devices & Parts

Diagnostic equipment, patient monitors, surgical tools, and consumables with ISO 13485 compliance.

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Electro-magnetic Components

Transformers, inductors, coils, and solenoids for industrial, automotive, and power applications.

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DC Motors

Brushed and brushless DC motors for medical, industrial, and consumer applications.

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Industrial Electronics

Control systems, HMIs, PLCs, and automation equipment built for rugged environments.

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Automotive Electronics

Infotainment systems, sensors, lighting controls, and power electronics with ISO/TS 16949 compliance.

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Frequently Asked Questions

Find answers to common questions about our services and capabilities.

What industries do you serve?

We serve a wide range of industries including consumer electronics, medical devices, power supplies, Internet of Things (IoT), industrial equipment, automotive electronics, and electro-magnetic components.

Are your facilities certified?

Yes, our factories are ISO 9001, ISO 14000, ISO 45001, and ISO 13485 certified, with ISO 16949 compliance for automotive applications. We are also a Costco-approved manufacturer.

Where are your manufacturing facilities located?

Our manufacturing facilities are located in China and Vietnam. We have regional offices in Hong Kong, North America (Gainesville, GA), and Japan (Tokyo) to support global customers.

Do you offer turnkey manufacturing solutions?

Yes, we provide full turnkey manufacturing services including component sourcing, PCB assembly, plastic injection molding, electro-mechanical assembly, testing, packaging, and shipping.

Can you support new product development?

Absolutely. Our engineering team provides new product development services including concept design, prototyping, design for manufacturability (DFM), and design for test (DFT) to ensure smooth transition to production.

Contact Us

Whether you are considering GRE for your new project or have a question about your existing project, we look forward to hearing from you.

GRE North America

3030 McEver Road, Building 1
Suite 140, Gainesville, GA 30504

GRE Hong Kong

Unit 501, 5/F.
16 Science Park West Avenue
Phase 3, Hong Kong Science Park
Shatin, Hong Kong

GRE Japan

Level 21, Shiodome Shibarikyu Building
1-2-3 Kaigan Minato-ku
Tokyo 105-0022 Japan

North America: (770) 538-0630
Hong Kong: (852) 2423-3332
Japan: (81)-3-5403-6364

Email: [email protected]

Get in Touch

For inquiries, project discussions, or employment opportunities, please visit our official website.

Visit Official Website

Employment applications: Send your resume and cover letter to [email protected]

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