| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 440.0 | USD | 20191201 |
| Unknown | China national standards | MT | 3460.0 | USD | 20191201 |
| Unknown | China national standards | MT | 190.0 | USD | 20191201 |
| Unknown | China national standards | MT | 240.0 | USD | 20191201 |
| Unknown | China national standards | MT | 580.0 | USD | 20191201 |
| Unknown | China national standards | MT | 1590.0 | USD | 20191201 |
| Unknown | China national standards | MT | 4710.0 | USD | 20191123 |
| Unknown | China national standards | MT | 4710.0 | USD | 20191123 |
| Unknown | China national standards | MT | 4230.0 | USD | 20191122 |
| Unknown | China national standards | MT | 2440.0 | USD | 20191122 |