| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4780.0 | USD | 20190823 |
| Unknown | China national standards | MT | 5010.0 | USD | 20190823 |
| Unknown | China national standards | MT | 740.0 | USD | 20190820 |
| Unknown | China national standards | MT | 5030.0 | USD | 20190818 |
| Unknown | China national standards | MT | 5090.0 | USD | 20190818 |
| Unknown | China national standards | MT | 700.0 | USD | 20190816 |
| Unknown | China national standards | MT | 700.0 | USD | 20190815 |
| Unknown | China national standards | MT | 730.0 | USD | 20190815 |
| Unknown | China national standards | MT | 5090.0 | USD | 20190813 |
| Unknown | China national standards | MT | 5390.0 | USD | 20190812 |