| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2110.0 | USD | 20190521 |
| Unknown | China national standards | MT | 1720.0 | USD | 20190521 |
| Unknown | China national standards | MT | 460.0 | USD | 20190521 |
| Unknown | China national standards | MT | 1270.0 | USD | 20190521 |
| Unknown | China national standards | MT | 560.0 | USD | 20190520 |
| Unknown | China national standards | MT | 270.0 | USD | 20190520 |
| Unknown | China national standards | MT | 340.0 | USD | 20190520 |
| Unknown | China national standards | MT | 800.0 | USD | 20190520 |
| Unknown | China national standards | MT | 40.0 | USD | 20190520 |
| Unknown | China national standards | MT | 90.0 | USD | 20190520 |