| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20200401 |
| Unknown | China national standards | MT | 110.0 | USD | 20200401 |
| Unknown | China national standards | MT | 100.0 | USD | 20200401 |
| Unknown | China national standards | MT | 1340.0 | USD | 20200401 |
| Unknown | China national standards | MT | 1080.0 | USD | 20200323 |
| Unknown | China national standards | MT | 680.0 | USD | 20200322 |
| Unknown | China national standards | MT | 960.0 | USD | 20200321 |
| Unknown | China national standards | MT | 960.0 | USD | 20200321 |
| Unknown | China national standards | MT | 170.0 | USD | 20200321 |
| Unknown | China national standards | MT | 1490.0 | USD | 20200320 |