| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 7720.0 | USD | 20190901 |
| Unknown | China national standards | MT | 4890.0 | USD | 20190901 |
| Unknown | China national standards | MT | 7710.0 | USD | 20190823 |
| Unknown | China national standards | MT | 920.0 | USD | 20190823 |
| Unknown | China national standards | MT | 6180.0 | USD | 20190822 |
| Unknown | China national standards | MT | 6860.0 | USD | 20190821 |
| Unknown | China national standards | MT | 6460.0 | USD | 20190821 |
| Unknown | China national standards | MT | 3640.0 | USD | 20190821 |
| Unknown | China national standards | MT | 900.0 | USD | 20190821 |
| Unknown | China national standards | MT | 690.0 | USD | 20190821 |