Abstract: This paper introduces the Shanghai seismological data sharing system systematically,discuss the sharing mode and content of four kind of data gathered and present by the system and key technique of the system in detail,these data includes data recorded by digital seismograph and strong motion instruments, spatial information from high resolution remote sensing images and geological background of Shanghai and nearby.Earthquake scientific data have wide type variety,inconsistent data formats,long duration and other characteristics.Earthquake science data sharing platform is a Web-based earthquake science data visualization publishing system which integrate these massive seismic data and service the society.