| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 70.0 | USD | 20200501 |
| Unknown | China national standards | MT | 60.0 | USD | 20200501 |
| Unknown | China national standards | MT | 500.0 | USD | 20200501 |
| Unknown | China national standards | MT | 450.0 | USD | 20200501 |
| Unknown | China national standards | MT | 630.0 | USD | 20200423 |
| Unknown | China national standards | MT | 4330.0 | USD | 20200423 |
| Unknown | China national standards | MT | 60.0 | USD | 20200420 |
| Unknown | China national standards | MT | 440.0 | USD | 20200418 |
| Unknown | China national standards | MT | 440.0 | USD | 20200417 |
| Unknown | China national standards | MT | 630.0 | USD | 20200416 |