| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 410.0 | USD | 20180318 |
| Unknown | China national standards | MT | 2800.0 | USD | 20180317 |
| Unknown | China national standards | MT | 580.0 | USD | 20180316 |
| Unknown | China national standards | MT | 460.0 | USD | 20180316 |
| Unknown | China national standards | MT | 1000.0 | USD | 20180316 |
| Unknown | China national standards | MT | 490.0 | USD | 20180315 |
| Unknown | China national standards | MT | 2910.0 | USD | 20180313 |
| Unknown | China national standards | MT | 6380.0 | USD | 20180313 |
| Unknown | China national standards | MT | 430.0 | USD | 20180312 |
| Unknown | China national standards | MT | 6360.0 | USD | 20180311 |