| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 14480.0 | USD | 20190213 |
| Unknown | China national standards | MT | 14460.0 | USD | 20190212 |
| Unknown | China national standards | MT | 98780.0 | USD | 20190210 |
| Unknown | China national standards | MT | 109170.0 | USD | 20190201 |
| Unknown | China national standards | MT | 98780.0 | USD | 20190201 |
| Unknown | China national standards | MT | 15870.0 | USD | 20190201 |
| Unknown | China national standards | MT | 16230.0 | USD | 20190118 |
| Unknown | China national standards | MT | 16230.0 | USD | 20190118 |
| Unknown | China national standards | MT | 108010.0 | USD | 20190116 |
| Unknown | China national standards | MT | 108100.0 | USD | 20190114 |