| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2400.0 | USD | 20200219 |
| Unknown | China national standards | MT | 1700.0 | USD | 20200218 |
| Unknown | China national standards | MT | 1700.0 | USD | 20200217 |
| Unknown | China national standards | MT | 740.0 | USD | 20200217 |
| Unknown | China national standards | MT | 250.0 | USD | 20200217 |
| Unknown | China national standards | MT | 460.0 | USD | 20200217 |
| Unknown | China national standards | MT | 450.0 | USD | 20200217 |
| Unknown | China national standards | MT | 310.0 | USD | 20200217 |
| Unknown | China national standards | MT | 210.0 | USD | 20200217 |
| Unknown | China national standards | MT | 1700.0 | USD | 20200217 |