Qingdao Yi Gao Air Conditioning Co., Ltd. is a high-tech private enterprise specializing in the R&D, manufacture, sale and maintenance of evaporative air coolers. With joint efforts of all staff members, our company imported advanced design and manufacture techniques from Canada. Now we produce "Hailan" Evaporative Air Coolers with disposable molded plastic shells, which are solid and durable. Our products completely solve the past problems of corrosion and aging, and the life of our products extends to 20 years. Our products can work stably and efficiently in a variety of adverse weather conditions and complex environment.



Hailan series of products have passed the ETL international certification, and are exported to Europe, America and other countries and regions. They are widely used in the industrial and agricultural fields, and endorsed unanimously by customers at home and abroad with excellent quality and performance.



Qingdao Yi Gao Air Conditioning Co., Ltd. has been dedicating to creating cool, healthy and beneficial environment and helping customers to reduce energy consumption and cost to achieve greater efficiency. We uphold the scientific concept of production and operation, and constantly strive for perfection. "High-quality products, efficient service, integrity and innovation" is our eternal pursuit. Indicates information has been verified onsite by a certification specialist