Zhejiang Dayang Fan Co., Ltd. mainly produces external rotor axial fans, centrifugal fans, products are widely used in ventilation, air conditioning, refrigeration industry, at present, our company has a number of patents, has passed the national ISO9001: 2015 quality management system certification, CE, RoHS and CCC certification. The products developed by the company have low noise, large air volume, stable operation and long service life. By the national compulsory product certification testing, its noise, air volume, temperature rise, balance, life and other technical indicators in the forefront of the industry, our factory set up a technology research and development center, equipped with advanced experimental equipment, can provide customers with comprehensive testing and customized services, up to now, our products are exported to more than 30 provinces and cities in China and Europe, Africa, South America, the Middle East, Southeast Asia and other more than 20 countries.