| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6560.0 | USD | 20201119 |
| Unknown | China national standards | MT | 980.0 | USD | 20201118 |
| Unknown | China national standards | MT | 7620.0 | USD | 20201117 |
| Unknown | China national standards | MT | 1070.0 | USD | 20201116 |
| Unknown | China national standards | MT | 970.0 | USD | 20201116 |
| Unknown | China national standards | MT | 1130.0 | USD | 20201115 |
| Unknown | China national standards | MT | 7190.0 | USD | 20201114 |
| Unknown | China national standards | MT | 4800.0 | USD | 20201113 |
| Unknown | China national standards | MT | 5550.0 | USD | 20201112 |
| Unknown | China national standards | MT | 1130.0 | USD | 20201110 |