| Vendor | Spec | Unit | Price | Currency | Date |
| Hebei Junshen Tech | 800 VOCs | MT | 421.77 | USD | 20250919 |
| Hebei Junshen Tech | 700 VOCs | MT | 323.56 | USD | 20250918 |
| Hebei Junshen Tech | 600 VOCs | MT | 309.49 | USD | 20250918 |
| Hebei Junshen Tech | 900 VOCs | MT | 604.91 | USD | 20250918 |
| Hebei Junshen Tech | 800 VOCs | MT | 422.03 | USD | 20250918 |