| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1240.0 | USD | 20190501 |
| Unknown | China national standards | MT | 940.0 | USD | 20190501 |
| Unknown | China national standards | MT | 530.0 | USD | 20190423 |
| Unknown | China national standards | MT | 2880.0 | USD | 20190423 |
| Unknown | China national standards | MT | 2760.0 | USD | 20190423 |
| Unknown | China national standards | MT | 10.0 | USD | 20190422 |
| Unknown | China national standards | MT | 370.0 | USD | 20190422 |
| Unknown | China national standards | MT | 1250.0 | USD | 20190422 |
| Unknown | China national standards | MT | 2880.0 | USD | 20190422 |
| Unknown | China national standards | MT | 2570.0 | USD | 20190422 |