Advantages: hidden, do not occupy the room; there is only one outdoor unit. Compared to ordinary wall-mounted air conditioners, it feels comfortable and the effect is obvious. It is more energy-saving if you want to.

Disadvantages: hidden type, need to cooperate with the ceiling, occupies part of the floor height; separate open air conditioning in a room, than the hook power consumption. Overall, central air-conditioning in the home is a trend. Although it is not possible to replace wall-mounted air conditioners in the future, the market share will increase. At present, the market is relatively good: Daikin, York, Mitsubishi; domestic brands Gree and the United States with the improvement of technology, the proportion of the market share is also increasing