| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3320.0 | USD | 20190221 |
| Unknown | China national standards | MT | 21810.0 | USD | 20190219 |
| Unknown | China national standards | MT | 17030.0 | USD | 20190218 |
| Unknown | China national standards | MT | 17860.0 | USD | 20190218 |
| Unknown | China national standards | MT | 3250.0 | USD | 20190218 |
| Unknown | China national standards | MT | 15720.0 | USD | 20190217 |
| Unknown | China national standards | MT | 16730.0 | USD | 20190217 |
| Unknown | China national standards | MT | 2640.0 | USD | 20190217 |
| Unknown | China national standards | MT | 15720.0 | USD | 20190216 |
| Unknown | China national standards | MT | 21810.0 | USD | 20190215 |