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Corporate:SEI is venturing into creative new businesses,based on the manufacturing technology of bare copper wires.

Home > Corporate

President's Message:This section provides a message from President Masayoshi Matsumoto.

Corporate Philosophy:This section contains the Basic Policy of Management, Sumitomo Business Principles, Corporate Principles, etc.

Organization Chart

Business Locations

Company Profile:This section provides our company profile and list of directors, corporate auditors and executive officers.

Historic Milestones

Corporate Profile Video

Global Hyman Resource Management Policy

CSR Report 2013

Investor Relations

Press Release

Exhibitions

Newsletter

Newsletter

You can read our newsletter "SEI WORLD" online.

You can download our company brochure "COMPANY PROFILE".

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