Abstract:According to the timing,method and consequence of product hopping carried out by pharmaceutical enterprises,it is related to product innovation or product monopoly.There are different priorities between China and Western countries in regulating pharmaceutical enterprises’ product hopping.Under the background of promoting the sound development of China’s generics industry,the reasonable way to regulate pharmaceutical enterprises’ product hopping in China is to give priority to the patent law,apply the standard of patent grant strictly and promote the harmony between patent law,antitrust law,drug administration system and other legal norms.