| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chemical Technology Co., Ltd. | 700 VOCs | MT | 535.75 | USD | 20251024 |
| Henan Leavit Chemical Technology Co., Ltd. | 500 VOCs | MT | 507.56 | USD | 20251024 |
| Henan Leavit Chemical Technology Co., Ltd. | 400 VOCs | MT | 507.56 | USD | 20251024 |
| Henan Leavit Chemical Technology Co., Ltd. | 600 VOCs | MT | 352.47 | USD | 20251024 |
| Henan Qingmai Environmental Protection Technology Co., Ltd. | China national standards | MT | 789.53 | USD | 20251024 |
| Henan Qingmai Environmental Protection Technology Co., Ltd. | 800 VOCs | MT | 1057.41 | USD | 20251024 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | 1000 VOCs | MT | 634.45 | USD | 20251024 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 352.47 | USD | 20251024 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | 300 VOCs | MT | 211.48 | USD | 20251024 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | 300 VOCs | MT | 324.27 | USD | 20251024 |