| Vendor | Spec | Unit | Price | Currency | Date |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1101.29 | USD | 20251125 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1100.96 | USD | 20251124 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 931.58 | USD | 20251124 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1093.91 | USD | 20251124 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1100.53 | USD | 20251121 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1093.47 | USD | 20251121 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251121 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1100.06 | USD | 20251120 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 930.82 | USD | 20251120 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1093.01 | USD | 20251120 |