| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 400.0 | USD | 20190501 |
| Unknown | China national standards | MT | 420.0 | USD | 20190501 |
| Unknown | China national standards | MT | 550.0 | USD | 20190501 |
| Unknown | China national standards | MT | 890.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1790.0 | USD | 20190501 |
| Unknown | China national standards | MT | 780.0 | USD | 20190501 |
| Unknown | China national standards | MT | 890.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1230.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1290.0 | USD | 20190501 |
| Unknown | China national standards | MT | 980.0 | USD | 20190501 |