| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 40.0 | USD | 20170420 |
| Unknown | China national standards | MT | 250.0 | USD | 20170411 |
| Unknown | China national standards | MT | 250.0 | USD | 20170401 |
| Unknown | China national standards | MT | 40.0 | USD | 20170401 |
| Unknown | China national standards | MT | 430.0 | USD | 20170322 |
| Unknown | China national standards | MT | 210.0 | USD | 20170321 |
| Unknown | China national standards | MT | 1430.0 | USD | 20170320 |
| Unknown | China national standards | MT | 23980.0 | USD | 20170320 |
| Unknown | China national standards | MT | 24020.0 | USD | 20170318 |
| Unknown | China national standards | MT | 3550.0 | USD | 20170318 |