| Vendor | Spec | Unit | Price | Currency | Date |
| CNOOC | Polyester Grade | MT | 650.77 | USD | 20251211 |
| CNOOC | China national standards | MT | 565.88 | USD | 20251211 |
| CNOOC | Polyester Grade | MT | 679.06 | USD | 20251211 |
| CNOOC | Polyester Grade | MT | 678.42 | USD | 20251210 |
| CNOOC | China national standards | MT | 565.35 | USD | 20251210 |
| CNOOC | Polyester Grade | MT | 678.22 | USD | 20251209 |
| CNOOC | China national standards | MT | 565.19 | USD | 20251209 |
| CNOOC | Polyester Grade | MT | 649.97 | USD | 20251209 |
| CNOOC | Polyester Grade | MT | 678.31 | USD | 20251208 |
| CNOOC | China national standards | MT | 565.26 | USD | 20251208 |