| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 858.49 | USD | 20250930 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 928.86 | USD | 20250930 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 886.64 | USD | 20250930 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 900.71 | USD | 20250930 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 900.71 | USD | 20250930 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 858.08 | USD | 20250929 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 956.55 | USD | 20250929 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 900.28 | USD | 20250929 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 886.21 | USD | 20250929 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 955.7 | USD | 20250928 |