| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 56790.0 | USD | 20190601 |
| Unknown | China national standards | MT | 57510.0 | USD | 20190601 |
| Unknown | China national standards | MT | 8380.0 | USD | 20190523 |
| Unknown | China national standards | MT | 300.0 | USD | 20190523 |
| Unknown | China national standards | MT | 8440.0 | USD | 20190523 |
| Unknown | China national standards | MT | 8260.0 | USD | 20190523 |
| Unknown | China national standards | MT | 55510.0 | USD | 20190522 |
| Unknown | China national standards | MT | 87540.0 | USD | 20190522 |
| Unknown | China national standards | MT | 7780.0 | USD | 20190522 |
| Unknown | China national standards | MT | 300.0 | USD | 20190522 |