| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 9430.0 | USD | 20201120 |
| Unknown | China national standards | MT | 1290.0 | USD | 20201119 |
| Unknown | China national standards | MT | 7390.0 | USD | 20201118 |
| Unknown | China national standards | MT | 1290.0 | USD | 20201116 |
| Unknown | China national standards | MT | 1390.0 | USD | 20201116 |
| Unknown | China national standards | MT | 8530.0 | USD | 20201114 |
| Unknown | China national standards | MT | 1150.0 | USD | 20201113 |
| Unknown | China national standards | MT | 9420.0 | USD | 20201110 |
| Unknown | China national standards | MT | 8410.0 | USD | 20201101 |
| Unknown | China national standards | MT | 1130.0 | USD | 20201101 |