The authors considered low COP, great using of electricity, difficulty of thaw in winter, waving greatness of indoor temperature, no really energy adjustment. It is also considered that single phase unit don't content user because it's small supply and increase the load of city electricity network etc in air-source-heat-pump in internal centralized-air-conditioner for house.One project is given to solve these problems, using ice-storage with ground-source-heat-pump. Moreover, its structural form of double expansion valves, double evaporators and thawing-ice outside coils. The market foreground of this conditioner is analyzed from the improvement of people's standard of living, the increase of house area, the limits of sight and environment of city building, the coming policy of residents' electrovalence in valley and so on.