| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3740.0 | USD | 20190521 |
| Unknown | China national standards | MT | 1870.0 | USD | 20190521 |
| Unknown | China national standards | MT | 2380.0 | USD | 20190520 |
| Unknown | China national standards | MT | 240.0 | USD | 20190519 |
| Unknown | China national standards | MT | 280.0 | USD | 20190519 |
| Unknown | China national standards | MT | 11000.0 | USD | 20190519 |
| Unknown | China national standards | MT | 3100.0 | USD | 20190519 |
| Unknown | China national standards | MT | 2080.0 | USD | 20190519 |
| Unknown | China national standards | MT | 1830.0 | USD | 20190519 |
| Unknown | China national standards | MT | 2390.0 | USD | 20190519 |