| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi Petro Yanan | China national standards | MT | 1384.48 | USD | 20260410 |
| Shaanxi Petro Yanan | China national standards | MT | 1387.49 | USD | 20260409 |
| Shaanxi Petro Yanan | China national standards | MT | 1383.95 | USD | 20260408 |
| Shaanxi Petro Yanan | China national standards | MT | 1404.42 | USD | 20260407 |
| Shaanxi Petro Yanan | China national standards | MT | 1388.39 | USD | 20260403 |
| Shaanxi Petro Yanan | China national standards | MT | USD | 20260402 | |
| Shaanxi Petro Yanan | China national standards | MT | USD | 20260401 | |
| Shaanxi Petro Yanan | China national standards | MT | USD | 20260331 | |
| Shaanxi Petro Yanan | China national standards | MT | USD | 20260330 | |
| Shaanxi Petro Yanan | China national standards | MT | USD | 20260327 |