| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 480.0 | USD | 20190601 |
| Unknown | China national standards | MT | 450.0 | USD | 20190601 |
| Unknown | China national standards | MT | 450.0 | USD | 20190523 |
| Unknown | China national standards | MT | 3010.0 | USD | 20190523 |
| Unknown | China national standards | MT | 430.0 | USD | 20190523 |
| Unknown | China national standards | MT | 3250.0 | USD | 20190523 |
| Unknown | China national standards | MT | 450.0 | USD | 20190522 |
| Unknown | China national standards | MT | 2900.0 | USD | 20190522 |
| Unknown | China national standards | MT | 2610.0 | USD | 20190522 |
| Unknown | China national standards | MT | 3400.0 | USD | 20190522 |