Following the distribution and attribution of county newspapers in 1928,1936 and 1941, this paper tries to restore the trend and motivation of Chinese newspaper at the grass-roots level. From the perspective of the results of statistics, the KMT party newspaper played a leading role in the space expansion of the county newspaper. Due to differences of resource access , party newspapers and private newspapers did not affect each other. In terms of the general situation of Chinese general county, it was more conducive to the organization as a component embedded in a top-down party newspaper to get a rapid growth.After the outbreak of the Anti-Japanese War, the Kuomintang party newspaper not only strengthened the spatial distribution advantage further at the county level in the theater provinces, but also objectively was acted as the main vein of grassroots news flow.