| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1172.5 | USD | 20251128 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1059.49 | USD | 20251128 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 908.33 | USD | 20251128 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1116.15 | USD | 20251127 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 883.03 | USD | 20251127 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1059.64 | USD | 20251127 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 890.09 | USD | 20251127 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 918.35 | USD | 20251127 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 974.87 | USD | 20251127 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 908.46 | USD | 20251127 |