| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1820.0 | USD | 20190122 |
| Unknown | China national standards | MT | 210.0 | USD | 20190122 |
| Unknown | China national standards | MT | 1470.0 | USD | 20190121 |
| Unknown | China national standards | MT | 1670.0 | USD | 20190121 |
| Unknown | China national standards | MT | 1450.0 | USD | 20190121 |
| Unknown | China national standards | MT | 1420.0 | USD | 20190120 |
| Unknown | China national standards | MT | 210.0 | USD | 20190120 |
| Unknown | China national standards | MT | 210.0 | USD | 20190120 |
| Unknown | China national standards | MT | 1830.0 | USD | 20190118 |
| Unknown | China national standards | MT | 210.0 | USD | 20190117 |