| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 630.0 | USD | 20200423 |
| Unknown | China national standards | MT | 90.0 | USD | 20200423 |
| Unknown | China national standards | MT | 720.0 | USD | 20200422 |
| Unknown | China national standards | MT | 710.0 | USD | 20200420 |
| Unknown | China national standards | MT | 90.0 | USD | 20200420 |
| Unknown | China national standards | MT | 90.0 | USD | 20200420 |
| Unknown | China national standards | MT | 90.0 | USD | 20200419 |
| Unknown | China national standards | MT | 70.0 | USD | 20200418 |
| Unknown | China national standards | MT | 630.0 | USD | 20200417 |
| Unknown | China national standards | MT | 90.0 | USD | 20200417 |