| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Xingdate Bio | Polyester Grade | MT | 759.19 | USD | 20250921 |
| Lihuayi Weiyuan Chem | Polyester Resin Grade | MT | 541.28 | USD | 20250921 |
| Lihuayi Weiyuan Chem | China national standards | MT | 745.14 | USD | 20250920 |
| Lihuayi Weiyuan Chem | Polyester Resin Grade | MT | 541.28 | USD | 20250920 |
| Shandong Aite Chem | China national standards | MT | 492.07 | USD | 20250920 |
| Yangmei Shouyang Chem | Polyester Resin Grade | MT | 618.6 | USD | 20250920 |
| Qingdao Shengze Chem | China national standards | MT | 541.28 | USD | 20250920 |
| Shandong Hualu | Polyester Resin Grade | MT | 541.28 | USD | 20250920 |
| Qingdao Shengze Chem | China national standards | MT | 541.28 | USD | 20250920 |
| Qingdao Shengze Chem | Polyester Grade | MT | 541.28 | USD | 20250920 |