| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 140.0 | USD | 20190620 |
| Unknown | China national standards | MT | 970.0 | USD | 20190620 |
| Unknown | China national standards | MT | 140.0 | USD | 20190620 |
| Unknown | China national standards | MT | 60.0 | USD | 20190619 |
| Unknown | China national standards | MT | 420.0 | USD | 20190618 |
| Unknown | China national standards | MT | 980.0 | USD | 20190616 |
| Unknown | China national standards | MT | 990.0 | USD | 20190614 |
| Unknown | China national standards | MT | 140.0 | USD | 20190612 |
| Unknown | China national standards | MT | 140.0 | USD | 20190611 |
| Unknown | China national standards | MT | 990.0 | USD | 20190611 |