1. Hitachi air conditioner adopts patented scroll compressor technology, which is energy-saving and environmentally friendly. At the same time, it will not destroy the ozone layer and is harmless to human body. The world's first scroll compressor for air conditioning was manufactured by Hitachi in 1983.
2.Vic air conditioner has small air volume, low power of hanging air conditioner, relatively small air supply volume and slow refrigeration, which is not suitable for large-area rooms and expensive.