| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 220.0 | USD | 20180522 |
| Unknown | China national standards | MT | 2180.0 | USD | 20180522 |
| Unknown | China national standards | MT | 10.0 | USD | 20180522 |
| Unknown | China national standards | MT | 340.0 | USD | 20180521 |
| Unknown | China national standards | MT | 290.0 | USD | 20180521 |
| Unknown | China national standards | MT | 50.0 | USD | 20180520 |
| Unknown | China national standards | MT | 40.0 | USD | 20180520 |
| Unknown | China national standards | MT | 40.0 | USD | 20180520 |
| Unknown | China national standards | MT | 50.0 | USD | 20180520 |
| Unknown | China national standards | MT | 130.0 | USD | 20180519 |