The company is located in the heart of the Sillicon valley in California .Silicon Valley is a high-tech enterprise which is good at HVAC measurement technology.With engineers' deep expertise and rich experience in the development,the company designs and production for plants from around the world devoted custom HVAC measurement and technology products HVAC also provides ultrasonic heat and cold meters, heat and cold cost allocators, water balance and temperature control, and other related products. The company is committed to creating the first-class HVAC measurement products with real meaning of "international quality along side international standards. It has a good reputation for professional high-tech enterprises of the Silicon Valley in the United States.