flipped classroom is a new learning mode supported by information technology, which is of great significance to remedy the deficiency of traditional teaching mode.This paper first analyzes the inevitability of the combination of WeChat and flipped classroom from the theoretical and technical aspects, expounds the design of college physics flipped classroom module supported by WeChat, and discusses in detail the design of college physics flipped classroom teaching activity supported by WeChat.The conclusion has certain reference value to promote the enrichment and consummation of the college physics flipped classroom application mode.