Iron Casting/Ductile
  1. Asian Isuzu Casting Center, PT
  2. AT Indonesia, PT.
  3. Bakrie Autoparts, PT.
  4. Barata Indonesia, PT.
  5. Bina Usaha Mandiri Mizusawa, PT.
  6. Geteka Founindo, PT.
  7. Growth Asia, PT.
  8. Hansa Pratama, PT.
  9. Indoprima Gemilang, PT.
  10. Karya Hidup Sentosa, CV.
  11. Pakarti Riken Indonesia, PT.
  12. Pindad (Persero), PT.
  13. Riau Baja Indo, PT.
  14. Sentana Multi Makmur, PT.
  15. Sinar Agung Selalu Sukses, PT.
  16. Yanmar Indonesia, PT.