| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 907.23 | USD | 20251121 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 906.85 | USD | 20251120 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 987.24 | USD | 20251120 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 916.72 | USD | 20251120 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1198.79 | USD | 20251120 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 916.72 | USD | 20251120 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1057.75 | USD | 20251120 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 888.51 | USD | 20251120 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 888.93 | USD | 20251119 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1058.25 | USD | 20251119 |