| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 930.0 | USD | 20180523 |
| Unknown | China national standards | MT | 6340.0 | USD | 20180522 |
| Unknown | China national standards | MT | 5590.0 | USD | 20180522 |
| Unknown | China national standards | MT | 900.0 | USD | 20180521 |
| Unknown | China national standards | MT | 850.0 | USD | 20180521 |
| Unknown | China national standards | MT | 6440.0 | USD | 20180521 |
| Unknown | China national standards | MT | 4900.0 | USD | 20180521 |
| Unknown | China national standards | MT | 6080.0 | USD | 20180521 |
| Unknown | China national standards | MT | 750.0 | USD | 20180521 |
| Unknown | China national standards | MT | 6340.0 | USD | 20180520 |