| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 210.0 | USD | 20190222 |
| Unknown | China national standards | MT | 1460.0 | USD | 20190220 |
| Unknown | China national standards | MT | 210.0 | USD | 20190219 |
| Unknown | China national standards | MT | 210.0 | USD | 20190217 |
| Unknown | China national standards | MT | 210.0 | USD | 20190217 |
| Unknown | China national standards | MT | 1400.0 | USD | 20190216 |
| Unknown | China national standards | MT | 1430.0 | USD | 20190216 |
| Unknown | China national standards | MT | 1450.0 | USD | 20190216 |
| Unknown | China national standards | MT | 210.0 | USD | 20190215 |
| Unknown | China national standards | MT | 220.0 | USD | 20190215 |