| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20200521 |
| Unknown | China national standards | MT | 100.0 | USD | 20200521 |
| Unknown | China national standards | MT | 100.0 | USD | 20200521 |
| Unknown | China national standards | MT | 690.0 | USD | 20200520 |
| Unknown | China national standards | MT | 720.0 | USD | 20200520 |
| Unknown | China national standards | MT | 100.0 | USD | 20200520 |
| Unknown | China national standards | MT | 820.0 | USD | 20200519 |
| Unknown | China national standards | MT | 940.0 | USD | 20200519 |
| Unknown | China national standards | MT | 890.0 | USD | 20200518 |
| Unknown | China national standards | MT | 1020.0 | USD | 20200518 |