Abstract: The conditions of agricultural climate resources and climate conditions for orange p roduction were in2 vestigated and analyzed by regression. Based on the geography distribution mode ofmeteorological factors in orange p lanting and continuous cropp ing in orange cropp ing system, the climate regionalization for orange p lanting was made by the technologies of GIS to p rovide a scientific basis for farmers’exp loiting and utilizing climate resources efficiently, and imp roving the yield and quality of orange in Chongqing.