Founded in 1999, Qingdao Heinyu Environmental Protection Air Conditioning Equipment Co., Ltd. specializes in the R&D and production of central air conditioning equipment. The company has grown into a high-tech enterprise integrating R&D, design, manufacturing, installation, commissioning, sales, and maintenance. It owns central air conditioning brands HEINYU, 海大韦尔, and HITAWIR, with products distributed throughout China and exported to over 40 countries and regions globally.
Heinyu's central air conditioning product line is comprehensive, including air source heat pump units, screw-type air-cooled chiller (heat pump) units, water (ground) source heat pump units, sewage source heat pump units, seawater source heat pump units, water-cooled chiller units, constant temperature and humidity units, heat pump drying units, combined air conditioning units, rooftop air conditioning units, air handling units, remote jet machines, fan coil units, etc. Among these, the seawater aquaculture heat pump unit has been awarded a national invention patent. Heinyu central air conditioners are widely used in factories, schools, hotels, hospitals, office buildings, shopping malls, residential communities, and other buildings.