| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1098.48 | USD | 20251013 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 929.49 | USD | 20251013 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 887.24 | USD | 20251013 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 928.95 | USD | 20251011 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 886.72 | USD | 20251011 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1126.0 | USD | 20251011 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1097.85 | USD | 20251011 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 886.72 | USD | 20251010 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 928.95 | USD | 20251010 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1126.0 | USD | 20251010 |