The paper gives a brief introduction to the components, characteristics and functions of the ground-source heat pump (GSHP) system. Based on the present study of system at home and abroad, analysis is made for thefeasibility and economy of its implements in China. In spite of its existing defects, it is proved by some simulation teststhat the GSHP system has clear superiority in the aspects of energy conservation and environmental protection. It canbe predicted that the GSHP system will be widely used in th...