| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 13210.0 | USD | 20190117 |
| Unknown | China national standards | MT | 13210.0 | USD | 20190116 |
| Unknown | China national standards | MT | 79570.0 | USD | 20190114 |
| Unknown | China national standards | MT | 76130.0 | USD | 20190114 |
| Unknown | China national standards | MT | 89930.0 | USD | 20190113 |
| Unknown | China national standards | MT | 11370.0 | USD | 20190113 |
| Unknown | China national standards | MT | 91600.0 | USD | 20190112 |
| Unknown | China national standards | MT | 91600.0 | USD | 20190111 |
| Unknown | China national standards | MT | 78290.0 | USD | 20190111 |
| Unknown | China national standards | MT | 10790.0 | USD | 20190101 |