To provide reasonable layout and scientific basis for sustainable development of thermo- sensitive genetic male sterility (TGMS) rice in Hainan Island under the background of global warming, this study based on the meteorological data of January- March (1961- 2010) accumulated by 18 stations, geographical information, TGMS rice fertility sensitive stage and heading- flowering stage desired temperature indicator, using GIS technology to built TGMS rice suitability zoning. The results showed that the suitable planting zone was the south of Wuzhishan, Jianfengling and DiaoluoshanMountain field, Sub suitable zones mainly located in the southeastern and southwestern area, most area was unsuitable region.