| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 90.0 | USD | 20190101 |
| Unknown | China national standards | MT | 77710.0 | USD | 20181223 |
| Unknown | China national standards | MT | 23660.0 | USD | 20181222 |
| Unknown | China national standards | MT | 3620.0 | USD | 20181222 |
| Unknown | China national standards | MT | 21950.0 | USD | 20181221 |
| Unknown | China national standards | MT | 2420.0 | USD | 20181220 |
| Unknown | China national standards | MT | 1750.0 | USD | 20181220 |
| Unknown | China national standards | MT | 720.0 | USD | 20181220 |
| Unknown | China national standards | MT | 36390.0 | USD | 20181217 |
| Unknown | China national standards | MT | 11180.0 | USD | 20181217 |