| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 917.24 | USD | 20251113 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1171.24 | USD | 20251113 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1171.24 | USD | 20251113 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 907.36 | USD | 20251113 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 874.9 | USD | 20251113 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1199.46 | USD | 20251113 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 874.9 | USD | 20251113 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 917.65 | USD | 20251112 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 889.42 | USD | 20251112 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1157.65 | USD | 20251112 |