| Vendor | Spec | Unit | Price | Currency | Date |
| Jining Chaoda Mat | China national standards | MT | 985.15 | USD | 20251002 |
| Jining Chaoda Mat | China national standards | MT | 1027.37 | USD | 20251002 |
| Zibo Kunyu | China national standards | MT | 1238.48 | USD | 20251001 |
| Zibo Kunyu | China national standards | MT | 1238.48 | USD | 20250930 |
| Hubei 789 Chem | Industrial Grade | MT | 774.05 | USD | 20250930 |
| Hubei 789 Chem | Industrial Grade | MT | 774.05 | USD | 20250930 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 1576.24 | USD | 20250930 |
| Hubei 789 Chem | Industrial Grade | MT | 773.68 | USD | 20250929 |
| Hubei 789 Chem | Industrial Grade | MT | 773.68 | USD | 20250929 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 1575.49 | USD | 20250929 |