Transcatheter aortic valve replacement (TAVR) is an important treatment for patients with symptomatic severe aortic stenosis. The 2020 updated version of Chinese Expert Consensus on Transcatheter Aortic Valve Replacement was born in the process of Chinese exploration for TAVR. It is of epochal guiding significance for TAVR in China, which has entered a stage of rapid development from the initial stage. Moreover, it further promotes the standardized and healthy development of TAVR in China. The 2020 updated version of Chinese Expert Consensus on Transcatheter Aortic Valve Replacement, based on its 2015 version, has included aortic valve stenosis with a low risk of surgical operation as an indication, made more detailed recommendations on the operating specifications of balloon dilation and valve placement during TAVR, added the antithrombotic program after TAVR, and important opinions on the treatment of coronary atherosclerotic heart disease, renal insufficiency, and emergency TAVR. In this article, we will focus on all these updates to interpret the updated consensus in detail.