| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 950.0 | USD | 20190313 |
| Unknown | China national standards | MT | 890.0 | USD | 20190313 |
| Unknown | China national standards | MT | 170.0 | USD | 20190313 |
| Unknown | China national standards | MT | 140.0 | USD | 20190312 |
| Unknown | China national standards | MT | 1140.0 | USD | 20190312 |
| Unknown | China national standards | MT | 880.0 | USD | 20190312 |
| Unknown | China national standards | MT | 810.0 | USD | 20190311 |
| Unknown | China national standards | MT | 25050.0 | USD | 20190311 |
| Unknown | China national standards | MT | 130.0 | USD | 20190311 |
| Unknown | China national standards | MT | 130.0 | USD | 20190301 |