| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 1072.31 | USD | 20251121 |
| Shandong Xingpeng Chem | China national standards | MT | 1079.37 | USD | 20251121 |
| Shandong Mingyu | China national standards | MT | 1213.4 | USD | 20251121 |
| Shandong Mingyu | China national standards | MT | 1213.4 | USD | 20251121 |
| Nantong Zhonghe Chem | China national standards | MT | 1029.98 | USD | 20251121 |
| Dongying HuataiChem | China national standards | MT | 1072.31 | USD | 20251121 |
| Shandong Yaowang Chem | China national standards | MT | 1185.19 | USD | 20251121 |
| Shandong Jinling Chem | China national standards | MT | 1072.31 | USD | 20251121 |
| Shandong Jinling Chem | China national standards | MT | 1206.35 | USD | 20251121 |
| Shandong Xima | China national standards | MT | 959.44 | USD | 20251121 |