• 

  Baokezhen

• 

  Hanaoka Sharyo

• 

  Suaoki

• 

  Aoki Seimitsu Kogyo

• 

  Aoki Semimitsu Drive Components, Gear Reducers

• 

  Teraoka

• 

  AOKI SEIMITSU

• 

  KATAOKA IRONWORKS

• 

  AOKI DENKI