| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 960.0 | USD | 20190512 |
| Unknown | China national standards | MT | 6950.0 | USD | 20190512 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190511 |
| Unknown | China national standards | MT | 6740.0 | USD | 20190510 |
| Unknown | China national standards | MT | 27390.0 | USD | 20190510 |
| Unknown | China national standards | MT | 6740.0 | USD | 20190510 |
| Unknown | China national standards | MT | 7180.0 | USD | 20190501 |
| Unknown | China national standards | MT | 5790.0 | USD | 20190501 |
| Unknown | China national standards | MT | 6530.0 | USD | 20190501 |
| Unknown | China national standards | MT | 6730.0 | USD | 20190501 |