| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 390.0 | USD | 20201201 |
| Unknown | China national standards | MT | 210.0 | USD | 20201201 |
| Unknown | China national standards | MT | 390.0 | USD | 20201201 |
| Unknown | China national standards | MT | 3320.0 | USD | 20201201 |
| Unknown | China national standards | MT | 780.0 | USD | 20201123 |
| Unknown | China national standards | MT | 390.0 | USD | 20201122 |
| Unknown | China national standards | MT | 500.0 | USD | 20201121 |
| Unknown | China national standards | MT | 3360.0 | USD | 20201120 |
| Unknown | China national standards | MT | 3670.0 | USD | 20201118 |
| Unknown | China national standards | MT | 2370.0 | USD | 20201118 |