| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2160.0 | USD | 20190501 |
| Unknown | China national standards | MT | 194000.0 | USD | 20190501 |
| Unknown | China national standards | MT | 2880.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1520.0 | USD | 20190501 |
| Unknown | China national standards | MT | 140.0 | USD | 20190421 |
| Unknown | China national standards | MT | 20870.0 | USD | 20190420 |
| Unknown | China national standards | MT | 20870.0 | USD | 20190420 |
| Unknown | China national standards | MT | 29010.0 | USD | 20190420 |
| Unknown | China national standards | MT | 3370.0 | USD | 20190417 |
| Unknown | China national standards | MT | 194520.0 | USD | 20190416 |