• 

  SHISHIDO ELECTROSTATIC LTD.

• 

  YOSHIKAWA IRON WORKS LTD

• 

  Naobushi JPG

• 

  Sinfonia Technology Co., Ltd. ((former) Shinko Electric)

• 

  MURAKOSHI　SEIKOU

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  Shin Nippon Machinery.

• 

  Shin Heung

• 

  Musashino　Seisakusyo

• 

  Shigi Shipbuilding CO. LTD

• 

  Toho technology　Yoshida terminal block Division