| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 16770.0 | USD | 20200910 |
| Unknown | China national standards | MT | 2420.0 | USD | 20200901 |
| Unknown | China national standards | MT | 18490.0 | USD | 20200901 |
| Unknown | China national standards | MT | 2900.0 | USD | 20200901 |
| Unknown | China national standards | MT | 18490.0 | USD | 20200901 |
| Unknown | China national standards | MT | 16730.0 | USD | 20200901 |
| Unknown | China national standards | MT | 19070.0 | USD | 20200521 |
| Unknown | China national standards | MT | 21970.0 | USD | 20200520 |
| Unknown | China national standards | MT | 2960.0 | USD | 20200520 |
| Unknown | China national standards | MT | 20770.0 | USD | 20200518 |