| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1780.0 | USD | 20180523 |
| Unknown | China national standards | MT | 3380.0 | USD | 20180523 |
| Unknown | China national standards | MT | 13200.0 | USD | 20180522 |
| Unknown | China national standards | MT | 2140.0 | USD | 20180521 |
| Unknown | China national standards | MT | 2240.0 | USD | 20180520 |
| Unknown | China national standards | MT | 8080.0 | USD | 20180520 |
| Unknown | China national standards | MT | 6140.0 | USD | 20180520 |
| Unknown | China national standards | MT | 1100.0 | USD | 20180520 |
| Unknown | China national standards | MT | 2200.0 | USD | 20180519 |
| Unknown | China national standards | MT | 340.0 | USD | 20180519 |