| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20190501 |
| Unknown | China national standards | MT | 470.0 | USD | 20190501 |
| Unknown | China national standards | MT | 770.0 | USD | 20190501 |
| Unknown | China national standards | MT | 480.0 | USD | 20190501 |
| Unknown | China national standards | MT | 520.0 | USD | 20190501 |
| Unknown | China national standards | MT | 440.0 | USD | 20190501 |
| Unknown | China national standards | MT | 400.0 | USD | 20190501 |
| Unknown | China national standards | MT | 430.0 | USD | 20190501 |
| Unknown | China national standards | MT | 400.0 | USD | 20190501 |
| Unknown | China national standards | MT | 440.0 | USD | 20190501 |