Automotive Wire harness Thailand :: Thaisummit Harness Co., Ltd.
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About Us
Thai Summit Harness has grown up as a leading enterprise
in the field of wiring harness for over 30 years. We pride ourselves on exceeding customers expectations, by effciently building a quality product at a competitive price with on-time deliveries, and continued customer support.

Our quality management is comprehensively documented in a number of quality manuals and process statements. Our production facilities are certified according IATF 16949. Numerous successful quality audits and awards from both customers and public authorities bear witness to the success of our quality efforts.

The company takes pride in exceeding customer’s expectations by delivering quality products at competitive prices with personalized customer support that is unmatched by the competition.

Established : Oct 18,1979
Registered Capital : 290 MB
Annual Sales : 1,800 MB
President : Mr. Sakulthorn Juangroongruangkit
Employee : 2,200 Persons
Total Area : 24,368 square meters
Products : Wire Harness, Automotive Cable, Battery Cable Ass’y,High Tension Cord.


1979 TSH started as a section in Thai Summit Autoparts Industry Company.
1989 1st factory, Thai Harness (Bangplee) was established.
1991 Technical cooperation with MCI,Ryosei Electro Circuit (Japan)
1994 2nd factory, Thai Summit Harness (Laemchabang) was established.

1999 Achieved accreditation Quality Management System ISO 9002 & QS 9000.

2002 Achieved accreditation Environmental Management System ISO 14001.

2004 Thai Harness factory relocated to Thai Summit Harness Laemchabang.

2005 Achieved accreditation Quality Management System ISO/TS 16949.
Established new JV company with MCI,Ryosei Electro Circuit (Japan)

2011 Set up Thai Summit Harness Japan Branch in Shin-Anjou to closely
support customers
2016 Set up Thai Summit Harness Indonesia (TSHI) in KIIC Karawang,West Jawa
2017 Achieved accreditation TPM excellence category A award from JIPM
2019 Achieved accreditation TPM award for excellence in consistent from JIPM 

"Satisfy Customers with our Products and our Professionalism"


Thai Summit Harness Public Company Limited
202 moo 3 Laemchabang Industrial Estate,Sriracha, Chonburi 20230, Thailand.


Phone: +66 (038) 490-760-7
Fax: +66 (038) 490-689

© Copyright 2020 Thai Summit Harness Public Company Limited  - All Rights Reserved