| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 902.32 | USD | 20251024 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 909.37 | USD | 20251024 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 891.17 | USD | 20251023 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 891.17 | USD | 20251023 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 890.72 | USD | 20251022 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 890.72 | USD | 20251022 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 891.02 | USD | 20251021 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 891.02 | USD | 20251021 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 890.48 | USD | 20251020 |