| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Xingfa Chemicals Group Co., Ltd. | 85% | MT | 1017.47 | USD | 20251208 |
| Hubei Xingfa Chemicals Group Co., Ltd. | 85% | MT | 1031.6 | USD | 20251208 |
| Hubei Xingfa Chemicals Group Co., Ltd. | 85% | MT | 1017.47 | USD | 20251208 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1088.12 | USD | 20251208 |
| Hubei Xingfa Chemicals Group Co., Ltd. | 85% | MT | 1038.66 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | 85% | MT | 1017.47 | USD | 20251208 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 932.68 | USD | 20251208 |
| Wengfu (GROUP) Co., Ltd. | 85% | MT | 1201.18 | USD | 20251208 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 904.41 | USD | 20251208 |
| Wengfu (GROUP) Co., Ltd. | 85% | MT | 1003.34 | USD | 20251208 |