| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Zhongyin Mat | Industrial Grade | MT | 524.36 | USD | 20251210 |
| Jinan Zhongyin Mat | China national standards | MT | 1045.89 | USD | 20251210 |
| Suzhou ChemMat | China national standards | MT | 486.2 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 424.01 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 1031.47 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 536.93 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 1031.47 | USD | 20251209 |