| Vendor | Spec | Unit | Price | Currency | Date |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 564.14 | USD | 20251120 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.51 | USD | 20251119 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.64 | USD | 20251118 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.89 | USD | 20251115 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.89 | USD | 20251114 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.56 | USD | 20251113 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.83 | USD | 20251112 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.56 | USD | 20251111 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.64 | USD | 20251110 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.8 | USD | 20251109 |