| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 350.0 | USD | 20190219 |
| Unknown | China national standards | MT | 2100.0 | USD | 20190219 |
| Unknown | China national standards | MT | 14180.0 | USD | 20190218 |
| Unknown | China national standards | MT | 380.0 | USD | 20190217 |
| Unknown | China national standards | MT | 2380.0 | USD | 20190216 |
| Unknown | China national standards | MT | 310.0 | USD | 20190216 |
| Unknown | China national standards | MT | 620.0 | USD | 20190215 |
| Unknown | China national standards | MT | 2140.0 | USD | 20190214 |
| Unknown | China national standards | MT | 350.0 | USD | 20190213 |
| Unknown | China national standards | MT | 4180.0 | USD | 20190212 |