Meteorological satellite is one kind of applied satellite that has tremendous benefit to both economic and society. The development of polar orbit meteorological satellite in China has experienced the processes from experiment to application. This paper introduces briefly the development and performance of the FY-1 polar meteorological satellite,and the success of space borne 10 channels scanning radiometer and the long life,high reliable polar satellite platform are described. Moreover, the general information of the new generation polar FY-3 meteorological satellite is presented. The technology specialty of the satellite is summarized.