| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20200515 |
| Unknown | China national standards | MT | 110.0 | USD | 20200513 |
| Unknown | China national standards | MT | 1050.0 | USD | 20200512 |
| Unknown | China national standards | MT | 110.0 | USD | 20200511 |
| Unknown | China national standards | MT | 800.0 | USD | 20200510 |
| Unknown | China national standards | MT | 880.0 | USD | 20200510 |
| Unknown | China national standards | MT | 110.0 | USD | 20200510 |
| Unknown | China national standards | MT | 740.0 | USD | 20200501 |
| Unknown | China national standards | MT | 760.0 | USD | 20200501 |
| Unknown | China national standards | MT | 150.0 | USD | 20200501 |