Holtop Artificial Environment Technology Co., Ltd

We are dedicated to the research and technology development in the filed of heat recovery and indoor air quality. We are the leading company in China who proffesionally produces heat and energy recovery ventilation systems. Our products comprise heat and energy recovery ventilators (HRV and ERV), plate and rotary heat exchangers, air handling units and other accessorial products.We are one of the equipment suppliers for Beijing Olympic 2008. [详细介绍]