SEMICONDUCTOR GROUP
- NEC Tokin Electronics(Thailand) Co.,Ltd.
- LG Electronics(Thailand) Co.,Ltd.
- Belton Industrial (Thailand) Co.,Ltd.
- NIDEC Electronic (Thailand) Co.,Ltd.
- Thai Toshiba Lighting Co.,Ltd.
- MMI Precision Assembly (Thailand) Co.,Ltd.
- NIDEC Copal (Thailand) Co., Ltd
- DHA Siamwalla Co.,Ltd.
- Asahi Tec Aluminum (Thailand) Co.,Ltd.
- Valeo Siam Thermal System Co.,Ltd.
- Royal Can Industries Co.,Ltd.
AUTOMOTIVE AND OTHER GROUP
- Asahi Tec Aluminum (Thailand) Co.,Ltd.
- Valeo Siam Thermal System Co.,Ltd.
- Royal Can Industries Co.,Ltd.