| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 880.0 | USD | 20190421 |
| Unknown | China national standards | MT | 130.0 | USD | 20190420 |
| Unknown | China national standards | MT | 150.0 | USD | 20190419 |
| Unknown | China national standards | MT | 150.0 | USD | 20190419 |
| Unknown | China national standards | MT | 2090.0 | USD | 20190419 |
| Unknown | China national standards | MT | 150.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1010.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1010.0 | USD | 20190418 |
| Unknown | China national standards | MT | 950.0 | USD | 20190418 |
| Unknown | China national standards | MT | 890.0 | USD | 20190418 |