| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 300.0 | USD | 20200401 |
| Unknown | China national standards | MT | 250.0 | USD | 20200401 |
| Unknown | China national standards | MT | 1510.0 | USD | 20200323 |
| Unknown | China national standards | MT | 1800.0 | USD | 20200322 |
| Unknown | China national standards | MT | 2060.0 | USD | 20200322 |
| Unknown | China national standards | MT | 3430.0 | USD | 20200321 |
| Unknown | China national standards | MT | 220.0 | USD | 20200321 |
| Unknown | China national standards | MT | 490.0 | USD | 20200321 |
| Unknown | China national standards | MT | 240.0 | USD | 20200320 |
| Unknown | China national standards | MT | 1790.0 | USD | 20200319 |