| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1120.0 | USD | 20190901 |
| Unknown | China national standards | MT | 4270.0 | USD | 20190901 |
| Unknown | China national standards | MT | 4720.0 | USD | 20190823 |
| Unknown | China national standards | MT | 10950.0 | USD | 20190822 |
| Unknown | China national standards | MT | 890.0 | USD | 20190822 |
| Unknown | China national standards | MT | 1080.0 | USD | 20190822 |
| Unknown | China national standards | MT | 700.0 | USD | 20190821 |
| Unknown | China national standards | MT | 1130.0 | USD | 20190821 |
| Unknown | China national standards | MT | 2370.0 | USD | 20190821 |
| Unknown | China national standards | MT | 750.0 | USD | 20190821 |