| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 30170.0 | USD | 20190422 |
| Unknown | China national standards | MT | 26530.0 | USD | 20190422 |
| Unknown | China national standards | MT | 3950.0 | USD | 20190421 |
| Unknown | China national standards | MT | 3960.0 | USD | 20190418 |
| Unknown | China national standards | MT | 4380.0 | USD | 20190417 |
| Unknown | China national standards | MT | 25150.0 | USD | 20190417 |
| Unknown | China national standards | MT | 3720.0 | USD | 20190415 |
| Unknown | China national standards | MT | 5470.0 | USD | 20190411 |
| Unknown | China national standards | MT | 29380.0 | USD | 20190411 |
| Unknown | China national standards | MT | 25150.0 | USD | 20190410 |