| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1060.01 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1201.35 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 908.78 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 961.08 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 840.94 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 833.88 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 918.68 | USD | 20251203 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 975.21 | USD | 20251203 |