| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20190101 |
| Unknown | China national standards | MT | 540.0 | USD | 20190101 |
| Unknown | China national standards | MT | 140.0 | USD | 20181223 |
| Unknown | China national standards | MT | 1090.0 | USD | 20181223 |
| Unknown | China national standards | MT | 140.0 | USD | 20181223 |
| Unknown | China national standards | MT | 140.0 | USD | 20181222 |
| Unknown | China national standards | MT | 940.0 | USD | 20181222 |
| Unknown | China national standards | MT | 910.0 | USD | 20181222 |
| Unknown | China national standards | MT | 1030.0 | USD | 20181222 |
| Unknown | China national standards | MT | 2640.0 | USD | 20181222 |