| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 270.0 | USD | 20190423 |
| Unknown | China national standards | MT | 470.0 | USD | 20190423 |
| Unknown | China national standards | MT | 420.0 | USD | 20190423 |
| Unknown | China national standards | MT | 1100.0 | USD | 20190421 |
| Unknown | China national standards | MT | 1800.0 | USD | 20190421 |
| Unknown | China national standards | MT | 350.0 | USD | 20190420 |
| Unknown | China national standards | MT | 250.0 | USD | 20190420 |
| Unknown | China national standards | MT | 220.0 | USD | 20190420 |
| Unknown | China national standards | MT | 2350.0 | USD | 20190420 |
| Unknown | China national standards | MT | 1700.0 | USD | 20190420 |