Japan Electronic Materials Japan Electronic Materials (JEM, 日本電子材料株式会社) is a company that manufactures semiconductor testing products and electron tube parts. | |
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Locations | Locations Amagasaki, JP HQ Shanghai, CN Shenzhen, CN Montbonnot Saint Martin, FR Hong Kong, HK Kumamoto, JP Sanda, JP see more |
Employees | Employees 1,084 |