| Company/Address | System | Country | Scope | Date of original | Date of certificate | Valid Untill | Status |
| Sigma Carpet Manufacturing (Thailand) Co.,Ltd.708/1 Rama 2 Road,Samaedam, Bangkhunthien, Bankok 10150 | ISO9001:2015 | Thailand | ” Manufacture of Carpet “ | Feb 15’2021 | Jan 30’2024 | Feb 14’2027 | Accepted |