| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 975.07 | USD | 20251208 |
| Shandong Laya Chem | China national standards | MT | 1003.34 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Aite Zhejiang | China national standards | MT | 1031.6 | USD | 20251208 |
| Shandong Hualu | China national standards | MT | 1017.47 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 932.68 | USD | 20251208 |
| Shandong Huize Chem | China national standards | MT | 1045.73 | USD | 20251208 |
| Shandong Fusheng | China national standards | MT | 819.63 | USD | 20251208 |
| Shandong Huize Chem | China national standards | MT | 1045.73 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 932.68 | USD | 20251208 |