| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 770.0 | USD | 20190901 |
| Unknown | China national standards | MT | 150.0 | USD | 20190901 |
| Unknown | China national standards | MT | 1240.0 | USD | 20190823 |
| Unknown | China national standards | MT | 140.0 | USD | 20190823 |
| Unknown | China national standards | MT | 790.0 | USD | 20190823 |
| Unknown | China national standards | MT | 8530.0 | USD | 20190823 |
| Unknown | China national standards | MT | 850.0 | USD | 20190823 |
| Unknown | China national standards | MT | 140.0 | USD | 20190823 |
| Unknown | China national standards | MT | 440.0 | USD | 20190822 |
| Unknown | China national standards | MT | 120.0 | USD | 20190822 |