Using the 2013 and 2015 waves of the China Household Finance Survey (CHFS), this study explores mobile internet use and examines its impacts on households' financial literacy. Our findings provide robust evidence that mobile internet use increases households' financial literacy. Moreover, the mechanism test shows that mobile internet use improves financial literacy mainly through: enhancing information flow about finance and engaging in economic activities. Interestingly, we explore the effects of mobile internet use on financial literacy among different people, and we find that the positive i...