| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2990.0 | USD | 20190520 |
| Unknown | China national standards | MT | 2620.0 | USD | 20190519 |
| Unknown | China national standards | MT | 100.0 | USD | 20190519 |
| Unknown | China national standards | MT | 3850.0 | USD | 20190519 |
| Unknown | China national standards | MT | 3090.0 | USD | 20190518 |
| Unknown | China national standards | MT | 17750.0 | USD | 20190518 |
| Unknown | China national standards | MT | 3850.0 | USD | 20190517 |
| Unknown | China national standards | MT | 17790.0 | USD | 20190516 |
| Unknown | China national standards | MT | 2680.0 | USD | 20190515 |
| Unknown | China national standards | MT | 19800.0 | USD | 20190515 |