| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 749.79 | USD | 20251211 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 763.22 | USD | 20251210 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 763.0 | USD | 20251209 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 763.1 | USD | 20251208 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 777.4 | USD | 20251205 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 763.43 | USD | 20251204 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 791.47 | USD | 20251203 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 791.03 | USD | 20251202 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 805.55 | USD | 20251201 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |