Yantai Oceanair Refrigeration & Air-Conditioning Co., Ltd was established in 2004 and has been listed on the New OTCBB (Stock Code: 831870). We are mainly specialized in the development, design, manufacturing, sales and after-sales service of air-conditioning equipments, the installation and commissioning of refrigeration and air-conditioning equipments, engineering design and technical consultation services. Our leading products include underground water source heat pumps, sewage source heat pumps, seawater source heat pumps, ground source heat pumps, low and medium temperature water chillers etc. They are widely used in comfort air-conditioning systems in residential and industrial buildings, and are also applied for water temperature control in marine aquaculture, aquatic products processing, as well as process cooling, waste heat recovery and utilization in pharmaceutical, chemical, food, or thermal power industry etc. Our products are sold to more than 20 provinces, cities and autonomous regions domestically and are exported to over 20 countries and regions in Asia, Africa, Europe and South America.