| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 360.0 | USD | 20191022 |
| Unknown | China national standards | MT | 380.0 | USD | 20191021 |
| Unknown | China national standards | MT | 2690.0 | USD | 20191020 |
| Unknown | China national standards | MT | 3080.0 | USD | 20191019 |
| Unknown | China national standards | MT | 2530.0 | USD | 20191018 |
| Unknown | China national standards | MT | 290.0 | USD | 20191018 |
| Unknown | China national standards | MT | 340.0 | USD | 20191018 |
| Unknown | China national standards | MT | 2760.0 | USD | 20191017 |
| Unknown | China national standards | MT | 440.0 | USD | 20191017 |
| Unknown | China national standards | MT | 440.0 | USD | 20191017 |