Investment Casting 
  1. Lingga Sakti Indonesia, PT
  2. Metinca Prima Industrial Works, PT.
  3. Pelopor Teknologi Implantindo, PT.
  4. Stainless Steel Primavalve Majubersama, PT.
  5. Peroni Karya Sentra, PT
  6. Trieka Aimex, PT.
  7. Victorindo Ferro Nusantara, PT
  8. Zenith Allmart Precisindo, PT.