| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1200.01 | USD | 20251112 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1058.83 | USD | 20251112 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1171.77 | USD | 20251112 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 875.3 | USD | 20251112 |
| 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 | 1058.83 | USD | 20251112 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 875.3 | USD | 20251112 |
| 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 | 988.24 | USD | 20251112 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 907.77 | USD | 20251112 |