| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1198.36 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.22 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1057.38 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 944.59 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.22 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1156.07 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1113.77 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1197.64 | USD | 20251020 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 944.02 | USD | 20251020 |