| Company |
Links |
| The Siam Cement Public Company Limited (SCG) |
www.scg.co.th |
| SCG Chemicals Company Limited |
www.cementhaichemicals.com |
| Thai Plastic and Chemicals Public Company Limited |
www.thaiplastic.co.th |
| The Nawaplastic Industries (Saraburi) Company Limited |
www.elephantpipe.com |
| Nawaplastic Industries Company Limited |
www.windsor.co.th |
| Nawa Intertech Company Limited |
www.nawaintertech.co.th |
