| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 932.26 | USD | 20251126 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 904.01 | USD | 20251126 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1002.88 | USD | 20251126 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1130.01 | USD | 20251126 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1002.88 | USD | 20251126 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1129.53 | USD | 20251125 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 903.62 | USD | 20251125 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 931.86 | USD | 20251125 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 931.86 | USD | 20251125 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1129.53 | USD | 20251125 |