| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 97610.0 | USD | 20191210 |
| Unknown | China national standards | MT | 179149.98 | USD | 20191210 |
| Unknown | China national standards | MT | 13940.0 | USD | 20191201 |
| Unknown | China national standards | MT | 25480.0 | USD | 20191201 |
| Unknown | China national standards | MT | 13940.0 | USD | 20191123 |
| Unknown | China national standards | MT | 100830.0 | USD | 20191121 |
| Unknown | China national standards | MT | 14270.0 | USD | 20191120 |
| Unknown | China national standards | MT | 99010.0 | USD | 20191113 |
| Unknown | China national standards | MT | 99140.0 | USD | 20191111 |
| Unknown | China national standards | MT | 13910.0 | USD | 20191101 |