| Vendor | Spec | Unit | Price | Currency | Date |
| CNPC | China national standards | MT | 636.28 | USD | 20251027 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 550.22 | USD | 20251027 |
| Shandong Zhiheng | China national standards | MT | 634.87 | USD | 20251027 |
| Shandong Hongyang Chem | China national standards | MT | 670.14 | USD | 20251027 |
| Nanjing Baitu Chem | China national standards | MT | 620.76 | USD | 20251027 |
| Nanjing Baitu Chem | China national standards | MT | 620.76 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 578.43 | USD | 20251027 |
| CNOOC | China national standards | MT | 578.43 | USD | 20251027 |
| Lihuayi Weiyuan Chem | China national standards | MT | 606.65 | USD | 20251027 |
| Shandong Zhenkun | China national standards | MT | 606.65 | USD | 20251027 |