| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 9000.0 | USD | 20190716 |
| Unknown | China national standards | MT | 9000.0 | USD | 20190711 |
| Unknown | China national standards | MT | 1570.0 | USD | 20190710 |
| Unknown | China national standards | MT | 9970.0 | USD | 20190701 |
| Unknown | China national standards | MT | 1310.0 | USD | 20190701 |
| Unknown | China national standards | MT | 1450.0 | USD | 20190701 |
| Unknown | China national standards | MT | 1600.0 | USD | 20190423 |
| Unknown | China national standards | MT | 12100.0 | USD | 20190423 |
| Unknown | China national standards | MT | 9500.0 | USD | 20190422 |
| Unknown | China national standards | MT | 1190.0 | USD | 20190422 |