| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 130.0 | USD | 20190117 |
| Unknown | China national standards | MT | 140.0 | USD | 20190117 |
| Unknown | China national standards | MT | 900.0 | USD | 20190116 |
| Unknown | China national standards | MT | 1070.0 | USD | 20190115 |
| Unknown | China national standards | MT | 170.0 | USD | 20190115 |
| Unknown | China national standards | MT | 5300.0 | USD | 20190114 |
| Unknown | China national standards | MT | 890.0 | USD | 20190113 |
| Unknown | China national standards | MT | 130.0 | USD | 20190113 |
| Unknown | China national standards | MT | 160.0 | USD | 20190113 |
| Unknown | China national standards | MT | 1070.0 | USD | 20190112 |