| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Yantai | China national standards | MT | 818.28 | USD | 20251102 |
| Wanhua Yantai | China national standards | MT | 832.39 | USD | 20251101 |
| Wanhua Yantai | China national standards | MT | 818.28 | USD | 20251101 |
| Wanhua Yantai | China national standards | MT | 888.83 | USD | 20251101 |
| Wanhua Yantai | China national standards | MT | 790.07 | USD | 20251101 |
| Wanhua Yantai | China national standards | MT | 895.88 | USD | 20251031 |
| Wanhua Yantai | China national standards | MT | 818.28 | USD | 20251031 |
| Wanhua Yantai | China national standards | MT | 931.15 | USD | 20251031 |
| Wanhua Yantai | China national standards | MT | 889.03 | USD | 20251030 |
| Wanhua Yantai | China national standards | MT | 846.69 | USD | 20251030 |