| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 520.35 | USD | 20250922 |
| 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 |
| Lihuayi Weiyuan Chem | China national standards | MT | 520.19 | USD | 20250920 |
| Lihuayi Weiyuan Chem | China national standards | MT | 604.54 | USD | 20250920 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 604.54 | USD | 20250920 |
| Lihuayi Weiyuan Chem | China national standards | MT | 520.19 | USD | 20250919 |
| Lihuayi Weiyuan Chem | Polyester Resin Grade | MT | 541.28 | USD | 20250919 |
| Lihuayi Weiyuan Chem | China national standards | MT | 604.54 | USD | 20250919 |