| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 470.0 | USD | 20200313 |
| Unknown | China national standards | MT | 3050.0 | USD | 20200312 |
| Unknown | China national standards | MT | 3320.0 | USD | 20200312 |
| Unknown | China national standards | MT | 260.0 | USD | 20200311 |
| Unknown | China national standards | MT | 380.0 | USD | 20200311 |
| Unknown | China national standards | MT | 220.0 | USD | 20200311 |
| Unknown | China national standards | MT | 1670.0 | USD | 20200301 |
| Unknown | China national standards | MT | 3480.0 | USD | 20200301 |
| Unknown | China national standards | MT | 1730.0 | USD | 20200301 |
| Unknown | China national standards | MT | 2580.0 | USD | 20200301 |