| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 804.45 | USD | 20251028 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 832.38 | USD | 20251027 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 817.73 | USD | 20251024 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 817.85 | USD | 20251023 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 817.43 | USD | 20251022 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 817.71 | USD | 20251021 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 831.3 | USD | 20251020 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 817.49 | USD | 20251017 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 817.27 | USD | 20251016 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 831.04 | USD | 20251015 |