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株式会社セイケイ
Japan
鉄骨柱用プレスコラムの製造・販売
冷間プレス成形角形鋼管（含む絞りコラム）の製造・販売
〒327-0816 栃木県佐野市栄町3番地2 佐野工業団地
宮嶋良和
950,000,000 JPY　(9 100 millionJPY)
Company name
Group Parent Subsidiary Customer Supplier Alliance Bank Shareholder
三井物産スチール株式会社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
JFEスチール株式会社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
丸一鋼管株式会社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group

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2026-09-21 18:08 (Model: ggml-org/gpt-oss-20b )
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