| Vendor | Spec | Unit | Price | Currency | Date |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.64 | USD | 20251028 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.64 | USD | 20251028 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.43 | USD | 20251027 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.05 | USD | 20251024 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.13 | USD | 20251023 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 577.84 | USD | 20251022 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.03 | USD | 20251021 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 578.03 | USD | 20251021 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 577.68 | USD | 20251020 |
| CNOOC and Shell Petrochemicals Company Limited | China national standards | MT | 577.88 | USD | 20251017 |