| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 400.0 | USD | 20180522 |
| Unknown | China national standards | MT | 5080.0 | USD | 20180521 |
| Unknown | China national standards | MT | 400.0 | USD | 20180520 |
| Unknown | China national standards | MT | 3070.0 | USD | 20180519 |
| Unknown | China national standards | MT | 1970.0 | USD | 20180518 |
| Unknown | China national standards | MT | 810.0 | USD | 20180517 |
| Unknown | China national standards | MT | 3080.0 | USD | 20180517 |
| Unknown | China national standards | MT | 1970.0 | USD | 20180516 |
| Unknown | China national standards | MT | 140.0 | USD | 20180516 |
| Unknown | China national standards | MT | 520.0 | USD | 20180515 |