| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1110.0 | USD | 20190216 |
| Unknown | China national standards | MT | 23380.0 | USD | 20190214 |
| Unknown | China national standards | MT | 7500.0 | USD | 20190214 |
| Unknown | China national standards | MT | 15980.0 | USD | 20190212 |
| Unknown | China national standards | MT | 70.0 | USD | 20190212 |
| Unknown | China national standards | MT | 2370.0 | USD | 20190211 |
| Unknown | China national standards | MT | 3430.0 | USD | 20190210 |
| Unknown | China national standards | MT | 500.0 | USD | 20190201 |
| Unknown | China national standards | MT | 11700.0 | USD | 20190201 |
| Unknown | China national standards | MT | 22580.0 | USD | 20190201 |