| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 530.0 | USD | 20200323 |
| Unknown | China national standards | MT | 560.0 | USD | 20200322 |
| Unknown | China national standards | MT | 4820.0 | USD | 20200321 |
| Unknown | China national standards | MT | 730.0 | USD | 20200321 |
| Unknown | China national standards | MT | 730.0 | USD | 20200320 |
| Unknown | China national standards | MT | 4950.0 | USD | 20200319 |
| Unknown | China national standards | MT | 1540.0 | USD | 20200318 |
| Unknown | China national standards | MT | 4890.0 | USD | 20200317 |
| Unknown | China national standards | MT | 710.0 | USD | 20200317 |
| Unknown | China national standards | MT | 4980.0 | USD | 20200316 |