| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 760.0 | USD | 20190623 |
| Unknown | China national standards | MT | 610.0 | USD | 20190623 |
| Unknown | China national standards | MT | 980.0 | USD | 20190622 |
| Unknown | China national standards | MT | 100.0 | USD | 20190622 |
| Unknown | China national standards | MT | 620.0 | USD | 20190622 |
| Unknown | China national standards | MT | 610.0 | USD | 20190622 |
| Unknown | China national standards | MT | 180.0 | USD | 20190622 |
| Unknown | China national standards | MT | 110.0 | USD | 20190622 |
| Unknown | China national standards | MT | 750.0 | USD | 20190622 |
| Unknown | China national standards | MT | 740.0 | USD | 20190621 |