This article analysed the scale,structure and effects of finance expenditure in western and eastern regions of China from 1996 to 2000.The conclusion indicates that both ablolute scale and relative scale of finance expenditure in the two regions have increased.The western regions put the emphasis of finance expenditure on infrastructure while the eastern regions on science and technology.Compared with eastern regions,the problem of finance expenditure in western regions lies in:the government expenditure was higher than normal level;the gap in science and education expenditure of every person between western and eastern regions have been increasing.How to increase the effects of finance expenditure is the main problem which western and eastern regions must face,and this problem means more improtance to western regions.