| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 180.0 | USD | 20200422 |
| Unknown | China national standards | MT | 30.0 | USD | 20200422 |
| Unknown | China national standards | MT | 30.0 | USD | 20200421 |
| Unknown | China national standards | MT | 7290.0 | USD | 20200418 |
| Unknown | China national standards | MT | 140.0 | USD | 20200417 |
| Unknown | China national standards | MT | 51270.0 | USD | 20200417 |
| Unknown | China national standards | MT | 40.0 | USD | 20200417 |
| Unknown | China national standards | MT | 310.0 | USD | 20200416 |
| Unknown | China national standards | MT | 140.0 | USD | 20200416 |
| Unknown | China national standards | MT | 1750.0 | USD | 20200415 |