Welcome to GRE 

We are a leading provider of turn key design, engineering & contract manufacturing services to global customers.

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 90001, 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. 



New product development

Early stage design, prototyping & design for manufacturability (DFM) services

Manufacturing services

Full service EMS capabilities: SMT, PCBA, plastic injection, tooling and more

Supply chain management

Component sourcing, import/export expertise and tariff mitigation services

Project management

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

Product Areas

Power supplies 

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Consumer  electronics

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Internet of Things (IoT)

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Medical devices  and parts

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Electro-magenetic products & DC motors 

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