| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 19490.0 | USD | 20190701 |
| Unknown | China national standards | MT | 1720.0 | USD | 20190701 |
| Unknown | China national standards | MT | 19940.0 | USD | 20190623 |
| Unknown | China national standards | MT | 19770.0 | USD | 20190622 |
| Unknown | China national standards | MT | 18180.0 | USD | 20190622 |
| Unknown | China national standards | MT | 2640.0 | USD | 20190622 |
| Unknown | China national standards | MT | 18180.0 | USD | 20190622 |
| Unknown | China national standards | MT | 2760.0 | USD | 20190621 |
| Unknown | China national standards | MT | 2970.0 | USD | 20190621 |
| Unknown | China national standards | MT | 18940.0 | USD | 20190621 |