| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 770.0 | USD | 20191113 |
| Unknown | China national standards | MT | 5870.0 | USD | 20191112 |
| Unknown | China national standards | MT | 4560.0 | USD | 20191111 |
| Unknown | China national standards | MT | 770.0 | USD | 20191111 |
| Unknown | China national standards | MT | 890.0 | USD | 20191111 |
| Unknown | China national standards | MT | 4560.0 | USD | 20191110 |
| Unknown | China national standards | MT | 5390.0 | USD | 20191101 |
| Unknown | China national standards | MT | 640.0 | USD | 20191101 |
| Unknown | China national standards | MT | 740.0 | USD | 20191101 |
| Unknown | China national standards | MT | 720.0 | USD | 20191101 |