| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 690.0 | USD | 20190622 |
| Unknown | China national standards | MT | 560.0 | USD | 20190620 |
| Unknown | China national standards | MT | 100.0 | USD | 20190619 |
| Unknown | China national standards | MT | 680.0 | USD | 20190619 |
| Unknown | China national standards | MT | 680.0 | USD | 20190618 |
| Unknown | China national standards | MT | 670.0 | USD | 20190618 |
| Unknown | China national standards | MT | 700.0 | USD | 20190617 |
| Unknown | China national standards | MT | 3830.0 | USD | 20190615 |
| Unknown | China national standards | MT | 100.0 | USD | 20190615 |
| Unknown | China national standards | MT | 100.0 | USD | 20190615 |