| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20200511 |
| Unknown | China national standards | MT | 600.0 | USD | 20200501 |
| Unknown | China national standards | MT | 102010.0 | USD | 20200501 |
| Unknown | China national standards | MT | 730.0 | USD | 20200501 |
| Unknown | China national standards | MT | 600.0 | USD | 20200501 |
| Unknown | China national standards | MT | 100.0 | USD | 20200501 |
| Unknown | China national standards | MT | 100.0 | USD | 20200501 |
| Unknown | China national standards | MT | 90.0 | USD | 20200501 |
| Unknown | China national standards | MT | 100.0 | USD | 20200423 |
| Unknown | China national standards | MT | 100.0 | USD | 20200421 |