![]() Proterial Proterial (株式会社プロテリアル, formerly known as Hitachi Metals) is a company that manufactures steel, rolls, magnetic materials, power electronics, wires, and automotive parts. | |
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Locations | Locations Tokyo, JP HQ Guangzhou, CN Qidong, CN Shanghai, CN Shenzhen, CN Shen Zhen Shi, CN Suzhou, CN see more |
Employees | Employees 27,771 |