| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1000.0 | USD | 20191115 |
| Unknown | China national standards | MT | 1260.0 | USD | 20191115 |
| Unknown | China national standards | MT | 3530.0 | USD | 20191113 |
| Unknown | China national standards | MT | 20170.0 | USD | 20191113 |
| Unknown | China national standards | MT | 3530.0 | USD | 20191112 |
| Unknown | China national standards | MT | 130.0 | USD | 20191111 |
| Unknown | China national standards | MT | 140.0 | USD | 20191101 |
| Unknown | China national standards | MT | 12140.0 | USD | 20191101 |
| Unknown | China national standards | MT | 1250.0 | USD | 20191101 |
| Unknown | China national standards | MT | 8870.0 | USD | 20191101 |