| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 520.0 | USD | 20190515 |
| Unknown | China national standards | MT | 120.0 | USD | 20190514 |
| Unknown | China national standards | MT | 530.0 | USD | 20190513 |
| Unknown | China national standards | MT | 810.0 | USD | 20190513 |
| Unknown | China national standards | MT | 6010.0 | USD | 20190513 |
| Unknown | China national standards | MT | 890.0 | USD | 20190513 |
| Unknown | China national standards | MT | 6530.0 | USD | 20190512 |
| Unknown | China national standards | MT | 820.0 | USD | 20190511 |
| Unknown | China national standards | MT | 4030.0 | USD | 20190511 |
| Unknown | China national standards | MT | 910.0 | USD | 20190511 |