| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20.0 | USD | 20190123 |
| Unknown | China national standards | MT | 440.0 | USD | 20190122 |
| Unknown | China national standards | MT | 460.0 | USD | 20190122 |
| Unknown | China national standards | MT | 30.0 | USD | 20190122 |
| Unknown | China national standards | MT | 70.0 | USD | 20190121 |
| Unknown | China national standards | MT | 80.0 | USD | 20190121 |
| Unknown | China national standards | MT | 180.0 | USD | 20190120 |
| Unknown | China national standards | MT | 4770.0 | USD | 20190120 |
| Unknown | China national standards | MT | 40.0 | USD | 20190120 |
| Unknown | China national standards | MT | 70.0 | USD | 20190120 |