| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 22820.0 | USD | 20190322 |
| Unknown | China national standards | MT | 1400.0 | USD | 20190321 |
| Unknown | China national standards | MT | 55440.0 | USD | 20190321 |
| Unknown | China national standards | MT | 7130.0 | USD | 20190321 |
| Unknown | China national standards | MT | 7890.0 | USD | 20190320 |
| Unknown | China national standards | MT | 4140.0 | USD | 20190320 |
| Unknown | China national standards | MT | 770.0 | USD | 20190319 |
| Unknown | China national standards | MT | 25690.0 | USD | 20190319 |
| Unknown | China national standards | MT | 4450.0 | USD | 20190318 |
| Unknown | China national standards | MT | 22400.0 | USD | 20190318 |