Isuzu Motors Co., (Thailand) Ltd. 
 
   Isuzu Engine Manufacturing Co.,(Thailand) Ltd. 

   Toyota Motor Asia Pacific Engineering And  
   Manufacture Co., Ltd.

   Mitsubishi Motors (Thailand) Co., Ltd.

   Auto Alliance (Thailand) Co.,Ltd (Ford&Mazda) 

   MMTH Engine Co., Ltd.

   Sapura Machining Corporation SDU.BHD.

   Sapura Motors Berhad (Malaysia) 

   IJTT (Thailand) Co., Ltd.

   PT.Jibuhin Bakrie Indonesia

   Nissan Motor (Thailand) Co., Ltd.