| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 10.0 | USD | 20200410 |
| Unknown | China national standards | MT | 150.0 | USD | 20200401 |
| Unknown | China national standards | MT | 390.0 | USD | 20200401 |
| Unknown | China national standards | MT | 70.0 | USD | 20200401 |
| Unknown | China national standards | MT | 120.0 | USD | 20200401 |
| Unknown | China national standards | MT | 220.0 | USD | 20200401 |
| Unknown | China national standards | MT | 120.0 | USD | 20200401 |
| Unknown | China national standards | MT | 110.0 | USD | 20200401 |
| Unknown | China national standards | MT | 90.0 | USD | 20200401 |
| Unknown | China national standards | MT | 150.0 | USD | 20200401 |