| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1610.0 | USD | 20190420 |
| Unknown | China national standards | MT | 580.0 | USD | 20190420 |
| Unknown | China national standards | MT | 10.0 | USD | 20190420 |
| Unknown | China national standards | MT | 190.0 | USD | 20190420 |
| Unknown | China national standards | MT | 320.0 | USD | 20190420 |
| Unknown | China national standards | MT | 340.0 | USD | 20190419 |
| Unknown | China national standards | MT | 980.0 | USD | 20190419 |
| Unknown | China national standards | MT | 340.0 | USD | 20190419 |
| Unknown | China national standards | MT | 770.0 | USD | 20190419 |
| Unknown | China national standards | MT | 4500.0 | USD | 20190419 |