| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 914.18 | USD | 20251009 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 914.18 | USD | 20251009 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 928.24 | USD | 20251009 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 971.08 | USD | 20251008 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 971.08 | USD | 20251008 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 971.08 | USD | 20251004 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1006.26 | USD | 20250930 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1006.26 | USD | 20250930 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 971.08 | USD | 20250930 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 971.08 | USD | 20250930 |