| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4710.0 | USD | 20191113 |
| Unknown | China national standards | MT | 8380.0 | USD | 20191112 |
| Unknown | China national standards | MT | 650.0 | USD | 20191101 |
| Unknown | China national standards | MT | 660.0 | USD | 20191101 |
| Unknown | China national standards | MT | 4570.0 | USD | 20191101 |
| Unknown | China national standards | MT | 1180.0 | USD | 20191101 |
| Unknown | China national standards | MT | 730.0 | USD | 20191020 |
| Unknown | China national standards | MT | 5180.0 | USD | 20191020 |
| Unknown | China national standards | MT | 1290.0 | USD | 20191018 |
| Unknown | China national standards | MT | 690.0 | USD | 20191016 |