Abstract: The online teaching survey conducted by the Teacher Development Center of Xiamen University during the epidemic period shows that the coronavirus epidemic forced Chinese universities to directly switch from offline teaching to online teaching, leading the future online teaching a breakthroughat the theoretical and practical level. In the post-epidemic era, there will be four changes in online teaching reform: educational resources change from segmentation to sharing, student learning from linear to non-linear, curriculum reform from structured to unstructured, and educational technology from auxiliary means to deep integration and transformation with teaching.The article pointed out that in order to cope with these changes, we must strengthen the construction of infrastructure in the central and western regions, establish a sharing mechanism of higher education resources and a curriculum credit recognition mechanism.Besides, universities should provide students with more flexible learning arrangements; universities must change their narrow professional education thinking, establish a more open curriculum resource sharing mechanism, and comprehensively update and improve the academic evaluation system. Finally,universities must strengthen the construction of teaching platforms, reshape the university learning space, and comprehensively enhance teachers digital literacy .

Key words: online teaching, educational technology, recommendations