| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 290.0 | USD | 20190113 |
| Unknown | China national standards | MT | 10460.0 | USD | 20190112 |
| Unknown | China national standards | MT | 2260.0 | USD | 20190111 |
| Unknown | China national standards | MT | 300.0 | USD | 20190101 |
| Unknown | China national standards | MT | 390.0 | USD | 20190101 |
| Unknown | China national standards | MT | 320.0 | USD | 20190101 |
| Unknown | China national standards | MT | 320.0 | USD | 20190101 |
| Unknown | China national standards | MT | 300.0 | USD | 20190101 |
| Unknown | China national standards | MT | 330.0 | USD | 20190101 |
| Unknown | China national standards | MT | 280.0 | USD | 20190101 |