| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20200313 |
| Unknown | China national standards | MT | 110.0 | USD | 20200313 |
| Unknown | China national standards | MT | 60.0 | USD | 20200313 |
| Unknown | China national standards | MT | 7980.0 | USD | 20200313 |
| Unknown | China national standards | MT | 8020.0 | USD | 20200312 |
| Unknown | China national standards | MT | 90.0 | USD | 20200312 |
| Unknown | China national standards | MT | 430.0 | USD | 20200311 |
| Unknown | China national standards | MT | 770.0 | USD | 20200311 |
| Unknown | China national standards | MT | 800.0 | USD | 20200311 |
| Unknown | China national standards | MT | 50.0 | USD | 20200311 |