| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 903.24 | USD | 20251118 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1129.05 | USD | 20251118 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 903.24 | USD | 20251118 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 931.47 | USD | 20251118 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1129.69 | USD | 20251117 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 903.75 | USD | 20251117 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1129.69 | USD | 20251117 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 903.75 | USD | 20251117 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1101.45 | USD | 20251117 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 931.99 | USD | 20251117 |