| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 170.0 | USD | 20200322 |
| Unknown | China national standards | MT | 990.0 | USD | 20200321 |
| Unknown | China national standards | MT | 880.0 | USD | 20200320 |
| Unknown | China national standards | MT | 120.0 | USD | 20200320 |
| Unknown | China national standards | MT | 920.0 | USD | 20200319 |
| Unknown | China national standards | MT | 130.0 | USD | 20200319 |
| Unknown | China national standards | MT | 120.0 | USD | 20200319 |
| Unknown | China national standards | MT | 130.0 | USD | 20200319 |
| Unknown | China national standards | MT | 890.0 | USD | 20200318 |
| Unknown | China national standards | MT | 830.0 | USD | 20200318 |