| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 1031.23 | USD | 20251130 |
| Satellite Chem | China national standards | MT | 791.08 | USD | 20251130 |
| Wanhua Chem | China national standards | MT | 1045.36 | USD | 20251130 |
| Wanhua Chem | China national standards | MT | 1031.23 | USD | 20251130 |
| Sinopec | China national standards | MT | 791.08 | USD | 20251129 |
| Sinopec | China national standards | MT | 791.08 | USD | 20251129 |
| Sinopec | China national standards | MT | 889.97 | USD | 20251129 |
| Aite Zhejiang | China national standards | MT | 882.91 | USD | 20251129 |
| Aite Zhejiang | China national standards | MT | 889.97 | USD | 20251129 |
| Satellite Chem | China national standards | MT | 791.08 | USD | 20251129 |