Siam DENSO Manufacturing Co., Ltd.

A manufacturer of common rail system with a high-pressure fuel injector and gasoline direct injection pump

Siam DENSO manufacturing Co., Ltd. (SDM) is the manufacturing of high precision product range of injection fuel system. We are the third largest production base in the world for Common Rail System (CRS), and the first in Thailand. We are pround to obtain trust from Toyota with our CRS products. Started from Japan and continued to SDM in Thailand. Our expectation together is to make Thailand a manufacturing base for commercial truck (Pick-Up Car) and export to 50 countries worldwide.

We have gradually increased production volume, and moreover invested in new GDP (Gasoline direct injection pump). We aim to build a strong production line with High Precision products range, so that SDM can grow with sustainability to meet our company's vision.


Siam DENSO Manufacturing Co., Ltd. at a Glance

(As of March 31, 2019)

About Siam DENSO Manufacturing Co., Ltd.

Amata City Chonburi
700/618 Moo 4 Bangna-Trad Rd., KM.57, T.Bankao, A.Panthong, Chonburi 20160,
+66 (0) 3821 0100
+66 (0) 3821 0116, +66 (0) 3821 0119
Key Management
Mr. Yasushi Nakamura
DENSO Ownership
Main Business
Common rail system production & Gasoline injector production
Location Map

Thai DENSO Group's SNS

Learn more about Thai DENSO Group with our official SNS

Certificates / Awards


  • Certificate of ISO 14001, OHSAS 18001
  • Certificate of ISO/TS 16949
  • Certificate of ISO 5001


  • Gold level awards for the Excellent Establishment on Safety, Occupational Health, and Working Environment 2016
  • The Excellent Establishment on Labour Relations and Welfare Awards 2016
  • Mother-Friendly Learning Center for Happy work and happy life
  • The winner of DENSO Asia QC Circle convention in Year 2015 & 2016 and the Global winner in Year 2015