| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1270.0 | USD | 20190516 |
| Unknown | China national standards | MT | 10750.0 | USD | 20190515 |
| Unknown | China national standards | MT | 14270.0 | USD | 20190515 |
| Unknown | China national standards | MT | 2150.0 | USD | 20190513 |
| Unknown | China national standards | MT | 2170.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1300.0 | USD | 20190501 |
| Unknown | China national standards | MT | 8710.0 | USD | 20190501 |
| Unknown | China national standards | MT | 20630.0 | USD | 20190423 |
| Unknown | China national standards | MT | 14510.0 | USD | 20190423 |
| Unknown | China national standards | MT | 8740.0 | USD | 20190420 |