| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 13130.0 | USD | 20190518 |
| Unknown | China national standards | MT | 1020.0 | USD | 20190517 |
| Unknown | China national standards | MT | 4230.0 | USD | 20190517 |
| Unknown | China national standards | MT | 1480.0 | USD | 20190516 |
| Unknown | China national standards | MT | 690.0 | USD | 20190515 |
| Unknown | China national standards | MT | 380.0 | USD | 20190514 |
| Unknown | China national standards | MT | 290.0 | USD | 20190514 |
| Unknown | China national standards | MT | 2140.0 | USD | 20190514 |
| Unknown | China national standards | MT | 1570.0 | USD | 20190513 |
| Unknown | China national standards | MT | 390.0 | USD | 20190513 |