| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 70.0 | USD | 20190623 |
| Unknown | China national standards | MT | 15810.0 | USD | 20190622 |
| Unknown | China national standards | MT | 4380.0 | USD | 20190621 |
| Unknown | China national standards | MT | 70.0 | USD | 20190621 |
| Unknown | China national standards | MT | 11120.0 | USD | 20190620 |
| Unknown | China national standards | MT | 490.0 | USD | 20190620 |
| Unknown | China national standards | MT | 1310.0 | USD | 20190618 |
| Unknown | China national standards | MT | 5340.0 | USD | 20190617 |
| Unknown | China national standards | MT | 780.0 | USD | 20190616 |
| Unknown | China national standards | MT | 5980.0 | USD | 20190616 |