| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 19260.0 | USD | 20200901 |
| Unknown | China national standards | MT | 20320.0 | USD | 20200901 |
| Unknown | China national standards | MT | 17940.0 | USD | 20200523 |
| Unknown | China national standards | MT | 19040.0 | USD | 20200522 |
| Unknown | China national standards | MT | 1450.0 | USD | 20200522 |
| Unknown | China national standards | MT | 18360.0 | USD | 20200521 |
| Unknown | China national standards | MT | 2550.0 | USD | 20200520 |
| Unknown | China national standards | MT | 1230.0 | USD | 20200520 |
| Unknown | China national standards | MT | 2520.0 | USD | 20200520 |
| Unknown | China national standards | MT | 18690.0 | USD | 20200519 |