Qiyu Air Conditioning Energy Saving Equipment Co. Ltd. is a professional manufacturing company specialized in indoor air quality research and related product development based on the needs of the times, combined with advanced technologies in China and abroad. At present, our company has set up branches in Beijing, Guangzhou, Shanghai, Chongqing and other major cities. With the continuous improvement of product research and development, international cooperation has become more frequent. Our company having more and more cooperation with Australian, American, European, Hong Kong, Taiwan and other countries and regions customers. The company is committed to the introduction of the latest international concepts of the indoor environment and advanced manufacturing technology, the development of forward-looking, professional air-conditioning energy recovery energy-saving products to maximize the creation of energy-saving, environmental protection and healthy living environment.The company integrates product production, sales, design, and installation services as a whole. To meet the needs of different customers in different situations, it has developed various types of heat recovery system products, including Heat Tube Heat Exchanger, Plate Heat Exchanger, Plate Sensible Heat Exchanger, Run Around Coil Heat Exchanger, etc. Heat exchangers, fresh air ventilators developed using heat exchange technology, modular heat recovery air conditioning units and other products are widely used in commercial central air conditioners, industrial air purification central air conditioners, and green residential areas to meet different customer needs. Since it was put into the market, it has advanced technology, stable performance, considerate service, and trusted by customers. Nowadays, the company has successfully provided high-quality fresh air ventilation, air conditioning, and purification systems for more than 50,000 customers at home and abroad.