| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 7840.0 | USD | 20200201 |
| Unknown | China national standards | MT | 7130.0 | USD | 20200201 |
| Unknown | China national standards | MT | 6210.0 | USD | 20200201 |
| Unknown | China national standards | MT | 6960.0 | USD | 20200201 |
| Unknown | China national standards | MT | 1110.0 | USD | 20191223 |
| Unknown | China national standards | MT | 7770.0 | USD | 20191222 |
| Unknown | China national standards | MT | 7740.0 | USD | 20191221 |
| Unknown | China national standards | MT | 980.0 | USD | 20191219 |
| Unknown | China national standards | MT | 7780.0 | USD | 20191218 |
| Unknown | China national standards | MT | 7140.0 | USD | 20191218 |