* PT.Tjokro Bersaudara
--Cideng

* PT.Tjokro Putra
* PT.Tjokro Bersaudara
--Jatinegara

* PT.Tjokro Bersaudara
--Kebayoran

* PT.Tjokro Bersaudara
--Cibinong

* PT.Tjokro Bersaudara
--Priok Machining

* PT.Tjokro Bersaudara
--Cikarangindo

* PT.Tjokro Bersaudara
--Komponenindo





* PT.PIMSF Division
* PT.Morita Tjokro Gearindo

* PT.TBK Plate Work
* PT.Pulogadung Tempajaya
* PT.Jakarta Marten Logamindo
* PT.Diametral Involute
* PT.YKT Gear Indonesia
* PT.TVI Division

     
 
   
       
 
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