| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Chambroad | China national standards | MT | 1704.2 | USD | 20260410 |
| Dongming QianHai | China national standards | MT | 1806.16 | USD | 20260410 |
| Zibo Qixiang Chem | China national standards | MT | 1734.06 | USD | 20260410 |
| Ningbo Haode | China national standards | MT | 1820.72 | USD | 20260410 |
| Shandong Chambroad | China national standards | MT | 1733.46 | USD | 20260409 |
| Dongming QianHai | China national standards | MT | 1806.29 | USD | 20260409 |
| Zibo Qixiang Chem | China national standards | MT | 1748.75 | USD | 20260409 |
| Ningbo Haode | China national standards | MT | 1820.86 | USD | 20260409 |
| Shandong Chambroad | China national standards | MT | 1776.35 | USD | 20260408 |
| Dongming QianHai | China national standards | MT | 1805.47 | USD | 20260408 |