| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20200401 |
| Unknown | China national standards | MT | 160.0 | USD | 20200401 |
| Unknown | China national standards | MT | 840.0 | USD | 20200323 |
| Unknown | China national standards | MT | 930.0 | USD | 20200323 |
| Unknown | China national standards | MT | 820.0 | USD | 20200323 |
| Unknown | China national standards | MT | 810.0 | USD | 20200323 |
| Unknown | China national standards | MT | 130.0 | USD | 20200323 |
| Unknown | China national standards | MT | 130.0 | USD | 20200323 |
| Unknown | China national standards | MT | 100.0 | USD | 20200323 |
| Unknown | China national standards | MT | 100.0 | USD | 20200323 |