| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1990.0 | USD | 20190421 |
| Unknown | China national standards | MT | 160.0 | USD | 20190421 |
| Unknown | China national standards | MT | 2430.0 | USD | 20190420 |
| Unknown | China national standards | MT | 16390.0 | USD | 20190420 |
| Unknown | China national standards | MT | 5180.0 | USD | 20190419 |
| Unknown | China national standards | MT | 3690.0 | USD | 20190419 |
| Unknown | China national standards | MT | 13410.0 | USD | 20190418 |
| Unknown | China national standards | MT | 25660.0 | USD | 20190417 |
| Unknown | China national standards | MT | 5180.0 | USD | 20190416 |
| Unknown | China national standards | MT | 1350.0 | USD | 20190415 |