| Vendor | Spec | Unit | Price | Currency | Date |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1223.59 | USD | 20251009 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1223.59 | USD | 20251009 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1125.89 | USD | 20250930 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1223.82 | USD | 20250929 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1223.82 | USD | 20250929 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1222.73 | USD | 20250928 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250928 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1222.73 | USD | 20250926 |