| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 23380.0 | USD | 20190213 |
| Unknown | China national standards | MT | 5510.0 | USD | 20190212 |
| Unknown | China national standards | MT | 810.0 | USD | 20190212 |
| Unknown | China national standards | MT | 3800.0 | USD | 20190212 |
| Unknown | China national standards | MT | 6870.0 | USD | 20190211 |
| Unknown | China national standards | MT | 25910.0 | USD | 20190211 |
| Unknown | China national standards | MT | 5850.0 | USD | 20190210 |
| Unknown | China national standards | MT | 3840.0 | USD | 20190210 |
| Unknown | China national standards | MT | 6470.0 | USD | 20190201 |
| Unknown | China national standards | MT | 25940.0 | USD | 20190201 |