| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 30.0 | USD | 20200410 |
| Unknown | China national standards | MT | 70.0 | USD | 20200410 |
| Unknown | China national standards | MT | 1770.0 | USD | 20200401 |
| Unknown | China national standards | MT | 300.0 | USD | 20200401 |
| Unknown | China national standards | MT | 610.0 | USD | 20200401 |
| Unknown | China national standards | MT | 30.0 | USD | 20200401 |
| Unknown | China national standards | MT | 70.0 | USD | 20200401 |
| Unknown | China national standards | MT | 70.0 | USD | 20200401 |
| Unknown | China national standards | MT | 40.0 | USD | 20200401 |
| Unknown | China national standards | MT | 90.0 | USD | 20200401 |