| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 910.0 | USD | 20190822 |
| Unknown | China national standards | MT | 1050.0 | USD | 20190821 |
| Unknown | China national standards | MT | 150.0 | USD | 20190821 |
| Unknown | China national standards | MT | 530.0 | USD | 20190820 |
| Unknown | China national standards | MT | 70.0 | USD | 20190820 |
| Unknown | China national standards | MT | 940.0 | USD | 20190820 |
| Unknown | China national standards | MT | 120.0 | USD | 20190820 |
| Unknown | China national standards | MT | 410.0 | USD | 20190819 |
| Unknown | China national standards | MT | 130.0 | USD | 20190819 |
| Unknown | China national standards | MT | 1050.0 | USD | 20190819 |