| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20200423 |
| Unknown | China national standards | MT | 80.0 | USD | 20200423 |
| Unknown | China national standards | MT | 140.0 | USD | 20200420 |
| Unknown | China national standards | MT | 150.0 | USD | 20200419 |
| Unknown | China national standards | MT | 540.0 | USD | 20200418 |
| Unknown | China national standards | MT | 140.0 | USD | 20200417 |
| Unknown | China national standards | MT | 110.0 | USD | 20200417 |
| Unknown | China national standards | MT | 20.0 | USD | 20200417 |
| Unknown | China national standards | MT | 150.0 | USD | 20200415 |
| Unknown | China national standards | MT | 20.0 | USD | 20200415 |