| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3890.0 | USD | 20180523 |
| Unknown | China national standards | MT | 24430.0 | USD | 20180523 |
| Unknown | China national standards | MT | 5260.0 | USD | 20180522 |
| Unknown | China national standards | MT | 24420.0 | USD | 20180522 |
| Unknown | China national standards | MT | 16790.0 | USD | 20180522 |
| Unknown | China national standards | MT | 3720.0 | USD | 20180521 |
| Unknown | China national standards | MT | 24350.0 | USD | 20180521 |
| Unknown | China national standards | MT | 21740.0 | USD | 20180519 |
| Unknown | China national standards | MT | 24150.0 | USD | 20180518 |
| Unknown | China national standards | MT | 21740.0 | USD | 20180518 |