| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2490.0 | USD | 20190322 |
| Unknown | China national standards | MT | 1240.0 | USD | 20190322 |
| Unknown | China national standards | MT | 92690.0 | USD | 20190321 |
| Unknown | China national standards | MT | 8170.0 | USD | 20190320 |
| Unknown | China national standards | MT | 1230.0 | USD | 20190318 |
| Unknown | China national standards | MT | 2490.0 | USD | 20190318 |
| Unknown | China national standards | MT | 19650.0 | USD | 20190316 |
| Unknown | China national standards | MT | 16800.0 | USD | 20190315 |
| Unknown | China national standards | MT | 1220.0 | USD | 20190315 |
| Unknown | China national standards | MT | 1230.0 | USD | 20190315 |