| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 980.0 | USD | 20180521 |
| Unknown | China national standards | MT | 370.0 | USD | 20180521 |
| Unknown | China national standards | MT | 310.0 | USD | 20180520 |
| Unknown | China national standards | MT | 370.0 | USD | 20180520 |
| Unknown | China national standards | MT | 290.0 | USD | 20180519 |
| Unknown | China national standards | MT | 230.0 | USD | 20180519 |
| Unknown | China national standards | MT | 630.0 | USD | 20180519 |
| Unknown | China national standards | MT | 40.0 | USD | 20180519 |
| Unknown | China national standards | MT | 310.0 | USD | 20180518 |
| Unknown | China national standards | MT | 630.0 | USD | 20180518 |