| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 2187.26 | USD | 20251106 |
| Shandong Hongyang Chem | China national standards | MT | 959.57 | USD | 20251106 |
| Lihuayi Shandong | China national standards | MT | 959.57 | USD | 20251106 |
| Luxi Chem | China national standards | MT | 973.68 | USD | 20251106 |
| Shandong Zhiheng | China national standards | MT | 945.46 | USD | 20251106 |
| Jinan Zhongyin Mat | China national standards | MT | 733.42 | USD | 20251105 |
| Jinan Zhongyin Mat | China national standards | MT | 733.42 | USD | 20251105 |
| Luxi Chem | China national standards | MT | 888.56 | USD | 20251105 |
| Shandong Mingyu | China national standards | MT | 923.82 | USD | 20251105 |
| CNPC | China national standards | MT | 733.42 | USD | 20251105 |