Thailand

Top 9 largest Thai Companies in the Auto Parts industry by Market Cap

This is the list of the largest public listed companies in the Auto Parts industry from Thailand by market capitalization with links to their reference stock.

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Top Auto Parts Companies from Thailand as of Jan. 01, 2026

Rank Company Market Cap (USD) Country Sector Industry
1 Sri Trang Agro-Industry Public Company Ltd $570.3 M Thailand Thai Consumer Discretionary Thai Auto Parts
2 Thai Stanley Electric Public Company Ltd $452.3 M Thailand Thai Consumer Discretionary Thai Auto Parts
3 Somboon Advance Technology Public Company Ltd $191.6 M Thailand Thai Consumer Discretionary Thai Auto Parts
4 P.C.S. Machine Group Holding Public Company Ltd $141.7 M Thailand Thai Consumer Discretionary Thai Auto Parts
5 Thai Steel Cable Public Company Ltd $124.5 M Thailand Thai Consumer Discretionary Thai Auto Parts
6 Hwa Fong Rubber $89.8 M

(July 1, 2025)

 Thailand Thai Consumer Discretionary Thai Auto Parts
7 Inoue Rubber $72.6 M Thailand Thai Consumer Discretionary Thai Auto Parts
8 Thai Rung Union Car Public Company Ltd $68.4 M

(July 1, 2025)

 Thailand Thai Consumer Discretionary Thai Auto Parts
9 Fortune Parts Industry Public Company Ltd $67.7 M

(July 1, 2025)

 Thailand Thai Consumer Discretionary Thai Auto Parts

Top Auto Parts Companies from Thailand as of Jan. 01, 2026

1. Sri Trang Agro-Industry Public Company Ltd

Company Profile: Sri Trang Agro-Industry Public Company Ltd
Market Cap (USD): $570.3 M
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

2. Thai Stanley Electric Public Company Ltd

Company Profile: Thai Stanley Electric Public Company Ltd
Market Cap (USD): $452.3 M
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

3. Somboon Advance Technology Public Company Ltd

Company Profile: Somboon Advance Technology Public Company Ltd
Market Cap (USD): $191.6 M
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

4. P.C.S. Machine Group Holding Public Company Ltd

Company Profile: P.C.S. Machine Group Holding Public Company Ltd
Market Cap (USD): $141.7 M
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

5. Thai Steel Cable Public Company Ltd

Company Profile: Thai Steel Cable Public Company Ltd
Market Cap (USD): $124.5 M
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

6. Hwa Fong Rubber

Company Profile: Hwa Fong Rubber
Market Cap (USD): $89.8 M (July 1, 2025)
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

7. Inoue Rubber

Company Profile: Inoue Rubber
Market Cap (USD): $72.6 M
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

8. Thai Rung Union Car Public Company Ltd

Company Profile: Thai Rung Union Car Public Company Ltd
Market Cap (USD): $68.4 M (July 1, 2025)
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

9. Fortune Parts Industry Public Company Ltd

Company Profile: Fortune Parts Industry Public Company Ltd
Market Cap (USD): $67.7 M (July 1, 2025)
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Auto Parts

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