• 

  Houghton International (RUST VETO)

• 

  Deutsche van Rietschoten & Houwens

• 

  Hangzhou Xiyena Automatic Controlled Equipment Co

• 

  HOLZHOUER-PUMPEN

• 

  Beijing Shouzhi

• 

  Cahouet

• 

  Changzhou Fulling Motor

• 

  Gooch-Housego

• 

  Hougen

• 

  Suzhou Allimeter Electrical-Mechanical Industry Co. Ltd.