About Us
Our Story
Wohong Petrochemical is a comprehensive enterprise integrating R&D, manufacturing, sales, installation, and after-sales service, specializing in fuel vapor recovery and VOC treatment equipment for gas stations.
Backed by an experienced R&D team and over 100 proprietary patents, we provide Stage III vapor recovery systems, membrane-based solvent recovery units, and composite fuel piping for gas stations, chemical plants, and oil depots. Our standardized workshops and testing centers ensure rigorous quality inspections throughout the entire process.
We are dedicated to providing reliable, efficient, and eco-friendly solutions to our partners in the global petrochemical and fuel retail sectors. We warmly invite customers and engineering contractors to discuss potential collaborations with us.
- Oil and gas industry expert
- Over 100 proprietary patents
- A Decade in the Industry
- Area of 3,639.6 square meters
Vohon Patented Invention
Patents independently developed by us for Stage III vapor recovery equipment, underground composite piping for gas stations, and equipment construction for large-scale oil depots and the chemical industry.
Our case
Three-stage vapor recovery units · 2025–2026
| Client | Date | Qty |
|---|---|---|
| PetroChina Shaanxi Sales Branch | 2026 | 260 |
| PetroChina Hunan Sales Branch (frame) | 2025.11 | 141 |
| Lan Zhi Xing | 2025.05 | 65 |
| PetroChina Shanxi Sales Branch | 2026.01 | 50 |
| Hangzhou Yichi Petrochemical Equipment | 2025.11 | 43 |
If you have any ideas or questions, please feel free to contact us.
Looking forward to your letter.