| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1540.0 | USD | 20200901 |
| Unknown | China national standards | MT | 310.0 | USD | 20200901 |
| Unknown | China national standards | MT | 230.0 | USD | 20200523 |
| Unknown | China national standards | MT | 1600.0 | USD | 20200521 |
| Unknown | China national standards | MT | 4170.0 | USD | 20200521 |
| Unknown | China national standards | MT | 1740.0 | USD | 20200520 |
| Unknown | China national standards | MT | 1530.0 | USD | 20200519 |
| Unknown | China national standards | MT | 340.0 | USD | 20200517 |
| Unknown | China national standards | MT | 4170.0 | USD | 20200515 |
| Unknown | China national standards | MT | 230.0 | USD | 20200515 |