| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20.0 | USD | 20200323 |
| Unknown | China national standards | MT | 140.0 | USD | 20200321 |
| Unknown | China national standards | MT | 140.0 | USD | 20200320 |
| Unknown | China national standards | MT | 5590.0 | USD | 20200320 |
| Unknown | China national standards | MT | 130.0 | USD | 20200320 |
| Unknown | China national standards | MT | 20.0 | USD | 20200320 |
| Unknown | China national standards | MT | 370.0 | USD | 20200320 |
| Unknown | China national standards | MT | 150.0 | USD | 20200319 |
| Unknown | China national standards | MT | 2590.0 | USD | 20200318 |
| Unknown | China national standards | MT | 20.0 | USD | 20200317 |