| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 14800.0 | USD | 20190201 |
| Unknown | China national standards | MT | 25960.0 | USD | 20190201 |
| Unknown | China national standards | MT | 3690.0 | USD | 20190123 |
| Unknown | China national standards | MT | 520.0 | USD | 20190122 |
| Unknown | China national standards | MT | 36210.0 | USD | 20190121 |
| Unknown | China national standards | MT | 10370.0 | USD | 20190121 |
| Unknown | China national standards | MT | 1340.0 | USD | 20190121 |
| Unknown | China national standards | MT | 970.0 | USD | 20190120 |
| Unknown | China national standards | MT | 520.0 | USD | 20190120 |
| Unknown | China national standards | MT | 3890.0 | USD | 20190120 |