| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1520.0 | USD | 20190621 |
| Unknown | China national standards | MT | 200.0 | USD | 20190620 |
| Unknown | China national standards | MT | 220.0 | USD | 20190619 |
| Unknown | China national standards | MT | 220.0 | USD | 20190619 |
| Unknown | China national standards | MT | 1530.0 | USD | 20190618 |
| Unknown | China national standards | MT | 200.0 | USD | 20190617 |
| Unknown | China national standards | MT | 1340.0 | USD | 20190616 |
| Unknown | China national standards | MT | 1340.0 | USD | 20190615 |
| Unknown | China national standards | MT | 220.0 | USD | 20190614 |
| Unknown | China national standards | MT | 200.0 | USD | 20190614 |