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Each company in the Nishiumi Group operates specifically its respective area but does so in close cooperation with the other member companies. The collective strength and high technical standards of the group are comparable to other massive enterprises.
Sanwa Seiki , Ltd.
Manufacturing and sales of brake products for motor vehicles, applied hydraulics and
pneumatic products.
ADD 3-1-1 Yoshinodai, Kawagoe-shi, Saitama 3500833, Japan
TEL 049-211-3001
URL http://www.sanwaseiki.co.jp/
Koshin Seikosho , Ltd.
Power units and manufacturing and sales of components for rolling stocks and
industrial equipment hydraulic units and components.
ADD 1-1-12 Shinsayama, Sayama-shi, Saitama 3501331, Japan
TEL 042-952-8251
URL http://www.koshin-s.co.jp/
Sanwa Sangyo Co., Ltd.
Trade machinery and industrial equipment.
ADD 29-16 Ooyamahigashi-cho, Itabashi-ku, Tokyo 173-0014, Japan
TEL 03-3964-9111
URL http://www.n-sanwa-sangyo.co.jp/
Sansei Kousan Co., Ltd.
Leasing facilities, insurance and real estate agencies.
ADD 3-1-1 Yoshinodai, Kawagoe-shi, Saitama 3500833, Japan
TEL 049-229-5606
URL http://www.sanseikousan.co.jp/
Mecman Japan Ltd.
Import/sales of hydraulic and pneumatic components.
ADD 3-1-1 Yoshinodai,Kawagoe-shi,Saitama 3500833,Japan
TEL 049-298-8006
URL http://www.mecmanjapan.co.jp
・HoldexAB (Sweden)
・San Yes Automotive Technology Co,.Ltd (Taiwan)
・SAITAMAKIKI(THAILAND)CO., LTD.
