| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 11860.0 | USD | 20180601 |
| Unknown | China national standards | MT | 13510.0 | USD | 20180601 |
| Unknown | China national standards | MT | 13460.0 | USD | 20180601 |
| Unknown | China national standards | MT | 13270.0 | USD | 20180601 |
| Unknown | China national standards | MT | 14550.0 | USD | 20180522 |
| Unknown | China national standards | MT | 13460.0 | USD | 20180521 |
| Unknown | China national standards | MT | 8940.0 | USD | 20180520 |
| Unknown | China national standards | MT | 91910.0 | USD | 20180519 |
| Unknown | China national standards | MT | 13500.0 | USD | 20180517 |
| Unknown | China national standards | MT | 10050.0 | USD | 20180517 |