Abstract: Based on the input-output method of system engineering,the paper calculates the intermediate demand rate as well as the intermediate input rate of China s telecom industry through analyzing 5 input-output tables of the years of 1992,1995,1997,2000 and 2002 that have merged into 18 sectors(when the telecom industry was separated from the 5 input-output tables).Besides,in a combination of the method"Categorize industry clusters with reference to both the intermediate demand rate and the intermediate input rat...

Key words: input-output, Chinastelecomindustry