| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 310.0 | USD | 20200317 |
| Unknown | China national standards | MT | 20.0 | USD | 20200317 |
| Unknown | China national standards | MT | 370.0 | USD | 20200316 |
| Unknown | China national standards | MT | 20.0 | USD | 20200316 |
| Unknown | China national standards | MT | 810.0 | USD | 20200316 |
| Unknown | China national standards | MT | 790.0 | USD | 20200315 |
| Unknown | China national standards | MT | 430.0 | USD | 20200314 |
| Unknown | China national standards | MT | 60.0 | USD | 20200314 |
| Unknown | China national standards | MT | 80.0 | USD | 20200314 |
| Unknown | China national standards | MT | 20.0 | USD | 20200313 |