| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 21590.0 | USD | 20200323 |
| Unknown | China national standards | MT | 21130.0 | USD | 20200322 |
| Unknown | China national standards | MT | 3080.0 | USD | 20200322 |
| Unknown | China national standards | MT | 21390.0 | USD | 20200318 |
| Unknown | China national standards | MT | 21850.0 | USD | 20200317 |
| Unknown | China national standards | MT | 3120.0 | USD | 20200316 |
| Unknown | China national standards | MT | 21830.0 | USD | 20200315 |
| Unknown | China national standards | MT | 3060.0 | USD | 20200315 |
| Unknown | China national standards | MT | 21440.0 | USD | 20200314 |
| Unknown | China national standards | MT | 3090.0 | USD | 20200312 |