| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 64800.0 | USD | 20190701 |
| Unknown | China national standards | MT | 30.0 | USD | 20190701 |
| Unknown | China national standards | MT | 59730.0 | USD | 20190701 |
| Unknown | China national standards | MT | 75190.0 | USD | 20190701 |
| Unknown | China national standards | MT | 8810.0 | USD | 20190623 |
| Unknown | China national standards | MT | 59820.0 | USD | 20190621 |
| Unknown | China national standards | MT | 62160.0 | USD | 20190621 |
| Unknown | China national standards | MT | 57330.0 | USD | 20190621 |
| Unknown | China national standards | MT | 57050.0 | USD | 20190620 |
| Unknown | China national standards | MT | 52870.0 | USD | 20190620 |