| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 712.47 | USD | 20251101 |
| JIN Yimeng | China national standards | MT | 712.47 | USD | 20251101 |
| Yankuang Guotai Chem | China national standards | MT | 712.47 | USD | 20251101 |
| JIN Yimeng | China national standards | MT | 811.23 | USD | 20251101 |
| JIN Yimeng | China national standards | MT | 729.4 | USD | 20251101 |
| Hubei 789 Chem | China national standards | MT | 768.91 | USD | 20251031 |
| JIN Yimeng | China national standards | MT | 811.23 | USD | 20251031 |
| Nantong Zhonghe Chem | China national standards | MT | 705.42 | USD | 20251031 |
| JIN Yimeng | China national standards | MT | 729.4 | USD | 20251031 |
| Nanjing Baitu Chem | China national standards | MT | 747.74 | USD | 20251031 |