| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20190701 |
| Unknown | China national standards | MT | 100.0 | USD | 20190701 |
| Unknown | China national standards | MT | 730.0 | USD | 20190623 |
| Unknown | China national standards | MT | 730.0 | USD | 20190623 |
| Unknown | China national standards | MT | 780.0 | USD | 20190623 |
| Unknown | China national standards | MT | 110.0 | USD | 20190622 |
| Unknown | China national standards | MT | 120.0 | USD | 20190622 |
| Unknown | China national standards | MT | 960.0 | USD | 20190622 |
| Unknown | China national standards | MT | 780.0 | USD | 20190622 |
| Unknown | China national standards | MT | 720.0 | USD | 20190622 |