| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Yantai | China national standards | MT | 791.08 | USD | 20251130 |
| Shanghai Huayi | China national standards | MT | 918.22 | USD | 20251129 |
| Shandong Mingyu | China national standards | MT | 861.72 | USD | 20251129 |
| Shandong Mingyu | China national standards | MT | 861.72 | USD | 20251129 |
| Aite Zhejiang | China national standards | MT | 882.91 | USD | 20251129 |
| Satellite Chem | China national standards | MT | 833.46 | USD | 20251129 |
| Satellite Chem | China national standards | MT | 791.08 | USD | 20251129 |
| Satellite Chem | China national standards | MT | 791.08 | USD | 20251129 |
| Wanhua Chem | China national standards | MT | 1031.23 | USD | 20251129 |
| Jinan Qi Mat | China national standards | MT | 1031.23 | USD | 20251129 |