| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2720.0 | USD | 20191221 |
| Unknown | China national standards | MT | 2860.0 | USD | 20191220 |
| Unknown | China national standards | MT | 2700.0 | USD | 20191219 |
| Unknown | China national standards | MT | 20090.0 | USD | 20191218 |
| Unknown | China national standards | MT | 390.0 | USD | 20191218 |
| Unknown | China national standards | MT | 23390.0 | USD | 20191216 |
| Unknown | China national standards | MT | 19510.0 | USD | 20191216 |
| Unknown | China national standards | MT | 18710.0 | USD | 20191215 |
| Unknown | China national standards | MT | 2770.0 | USD | 20191215 |
| Unknown | China national standards | MT | 3320.0 | USD | 20191214 |