| Vendor | Spec | Unit | Price | Currency | Date | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1111.92 | USD | 20251010 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1012.63 | USD | 20251009 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 977.47 | USD | 20251009 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 998.57 | USD | 20251009 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1167.34 | USD | 20251009 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1111.08 | USD | 20251009 |