| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1059.08 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1172.05 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 875.51 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 875.51 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 917.87 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1200.29 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 917.87 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 988.48 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 907.99 | USD | 20251117 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 988.35 | USD | 20251116 |