Online education is an important strategy in Tsinghua University for the future development. On October 10th 2013, Tsinghua University launched the online MOOC platform XuetangX and launched first five MOOCs. So far Tsinghua University has built 320 MOOCs, with more than 21million enrollments. After the outbreak of Covid-19, in the spring semester, the whole university transferred to fully online teaching and learning. In the fall semester, the university implemented hybrid teaching and learning. Tsinghua online education aims to support the building of a more open, integrative, and resilient university for more inclusive quality education.