| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1970.0 | USD | 20190222 |
| Unknown | China national standards | MT | 290.0 | USD | 20190222 |
| Unknown | China national standards | MT | 1010.0 | USD | 20190220 |
| Unknown | China national standards | MT | 142250.0 | USD | 20190217 |
| Unknown | China national standards | MT | 142250.0 | USD | 20190217 |
| Unknown | China national standards | MT | 204250.0 | USD | 20190216 |
| Unknown | China national standards | MT | 29990.0 | USD | 20190216 |
| Unknown | China national standards | MT | 600.0 | USD | 20190215 |
| Unknown | China national standards | MT | 21000.0 | USD | 20190214 |
| Unknown | China national standards | MT | 29970.0 | USD | 20190213 |