| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1530.0 | USD | 20190411 |
| Unknown | China national standards | MT | 100.0 | USD | 20190410 |
| Unknown | China national standards | MT | 1090.0 | USD | 20190401 |
| Unknown | China national standards | MT | 100.0 | USD | 20190401 |
| Unknown | China national standards | MT | 3700.0 | USD | 20190401 |
| Unknown | China national standards | MT | 670.0 | USD | 20190401 |
| Unknown | China national standards | MT | 670.0 | USD | 20190401 |
| Unknown | China national standards | MT | 670.0 | USD | 20190401 |
| Unknown | China national standards | MT | 670.0 | USD | 20190401 |
| Unknown | China national standards | MT | 80.0 | USD | 20190401 |