The development is our party's central task in governing and rejuvening the country
proposed by Jiang ze-min at the 16th congress of CPC.This new idea is of profound revolution of
the high generalization for our party's radical task in the new period.Itis also one of the scientific
proposition.All that symbolizes our party's consciousness at the helm of our state and the deep-
going understanding idea of“ Three Represents” ,this paper principally studies the historical
conditions of the birth of the thinking,scientific meaning and important significance.