| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 470.0 | USD | 20190401 |
| Unknown | China national standards | MT | 410.0 | USD | 20190401 |
| Unknown | China national standards | MT | 2620.0 | USD | 20190323 |
| Unknown | China national standards | MT | 2690.0 | USD | 20190323 |
| Unknown | China national standards | MT | 6520.0 | USD | 20190323 |
| Unknown | China national standards | MT | 390.0 | USD | 20190323 |
| Unknown | China national standards | MT | 390.0 | USD | 20190323 |
| Unknown | China national standards | MT | 410.0 | USD | 20190323 |
| Unknown | China national standards | MT | 50.0 | USD | 20190323 |
| Unknown | China national standards | MT | 420.0 | USD | 20190323 |