| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 56980.0 | USD | 20190422 |
| Unknown | China national standards | MT | 9230.0 | USD | 20190421 |
| Unknown | China national standards | MT | 56980.0 | USD | 20190420 |
| Unknown | China national standards | MT | 9950.0 | USD | 20190420 |
| Unknown | China national standards | MT | 9950.0 | USD | 20190419 |
| Unknown | China national standards | MT | 8490.0 | USD | 20190419 |
| Unknown | China national standards | MT | 62060.0 | USD | 20190418 |
| Unknown | China national standards | MT | 9220.0 | USD | 20190417 |
| Unknown | China national standards | MT | 8550.0 | USD | 20190417 |
| Unknown | China national standards | MT | 57370.0 | USD | 20190414 |