Duoyi recently participated in the Hangzhou Refrigeration Expo 2025, where our latest HVAC tools attracted significant attention from industry professionals. Visitors expressed strong interest in our Digital Manifold, Refrigerant Vacuum Gauge, and 4-Port Manifold, highlighting their demand for high-quality, precise, and reliable HVAC testing equipment.
Our innovative solutions are designed to help HVAC technicians and contractors improve efficiency, accuracy, and overall system performance. With proven reliability and user-friendly interfaces, our products are gaining recognition from both domestic and international clients.
Stay tuned for more updates on our latest HVAC tools and solutions, and discover why Duoyi continues to be a trusted partner in the refrigeration and HVAC industry.