| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 989.2 | USD | 20251208 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 932.68 | USD | 20251208 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 897.54 | USD | 20251207 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 897.54 | USD | 20251206 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 897.54 | USD | 20251205 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 961.14 | USD | 20251205 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1010.61 | USD | 20251205 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 869.47 | USD | 20251204 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1010.84 | USD | 20251204 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 961.36 | USD | 20251204 |