The educational reform based on information technology at college has been paid high attention recently in China, which aims at using educational informatization to drive educational modernization and bringing online education into the reform and development strategy of the overall higher education. To promote the educational informatization is not only the inevitable choice of the reform and development of Chinese education; it is also an important means and way to realize the internationalization of the education development. In the background of the development of education system, for the reality is that the teaching way in our university is basically the traditional teaching mode, the paper is to do action research on college English writing based on information technology from the perspective of MOOCs. This paper mainly discusses how to filter to use information technology in network teaching environment in order to help teachers build education concept in the information age, and guide students to truly put themselves into autonomous learning and mobile learning, so as to improve students' innovative writing ability.