For adapt to the rapid development of world-military revolution and satisfy the need of precision strike in information warfare, this paper research on the technology of two-dimensional trajectory correction projectile. This paper introduce the principle of operation and the key technique about aerodynamic configuration, satellite positioning, attitude measurement, execution mechanism of two-dimensional trajectory correction projectile, analyze the research status of domestic and overseas, summary the development tendency. The results show this technology is beneficial to improve the accuracy of shot placement. This paper provides reference for the personnel engaged in the research of trajectory correction technology.