| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2760.0 | USD | 20180520 |
| Unknown | China national standards | MT | 220.0 | USD | 20180519 |
| Unknown | China national standards | MT | 210.0 | USD | 20180519 |
| Unknown | China national standards | MT | 1210.0 | USD | 20180518 |
| Unknown | China national standards | MT | 1210.0 | USD | 20180518 |
| Unknown | China national standards | MT | 2760.0 | USD | 20180518 |
| Unknown | China national standards | MT | 190.0 | USD | 20180517 |
| Unknown | China national standards | MT | 210.0 | USD | 20180517 |
| Unknown | China national standards | MT | 1240.0 | USD | 20180516 |
| Unknown | China national standards | MT | 1230.0 | USD | 20180515 |