| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2530.0 | USD | 20200522 |
| Unknown | China national standards | MT | 2620.0 | USD | 20200522 |
| Unknown | China national standards | MT | 420.0 | USD | 20200522 |
| Unknown | China national standards | MT | 3040.0 | USD | 20200519 |
| Unknown | China national standards | MT | 2490.0 | USD | 20200518 |
| Unknown | China national standards | MT | 370.0 | USD | 20200518 |
| Unknown | China national standards | MT | 360.0 | USD | 20200517 |
| Unknown | China national standards | MT | 460.0 | USD | 20200517 |
| Unknown | China national standards | MT | 360.0 | USD | 20200516 |
| Unknown | China national standards | MT | 360.0 | USD | 20200516 |