Location of International Bases
| North America・Central and South America | |
|---|---|
| Effingham Machining & Assembly Components, Inc. | |
| HC Queretaro, S.A. de C.V. | |
| Asia | |
|---|---|
| Proterial Hong Kong Limited | |
| Proterial Taiwan, Ltd. | |
| Proterial (Thailand) Ltd. | |
| Proterial Specialty Steel (Dong Guan) Co., Ltd. | |
| Proterial Specialty Steel (Ningbo) Co., Ltd. | |
| Proterial Metals (Suzhou), Ltd. | |
| HNV Castings Private Limited | |
| Proterial Ke Huan Magnetic Materials (Nantong) Co., Ltd. | |
| Proterial Cable (Suzhou) Co., Ltd. | |
| Shanghai Proterial Cable Materials Co., Ltd. | |
| Proterial Malaysia Sdn. Bhd. | |
| PT. NEOMAX MAGNETIC TECHNOLOGIES INDONESIA | |
| San Technology, Inc. | |
| Proterial Philippines, Inc. | |
| Proterial Vietnam Co., Ltd. | |
| Taigene Metal Industry Co., Ltd. | |
| Europe | |
|---|---|
| Proterial Europe GmbH | |
| Japan | |
|---|---|
| Proterial Hallow, Ltd. | |
| HCP Product, Ltd. | |
| Proterial Machinery, Ltd. | |
| Kyushu Techno Metal, Ltd. | |
| NEOMAX KINKI Co., Ltd. | |
| NEOMAX KYUSHU Co., Ltd. | |
| Ibaraki Technos, Ltd. | |