Soft power is an important part of national comprehensive strength, many countries has taken all kinds of measures to improve the level of soft power, but there are big differences of efficiency. Important reason lies in the cultural communication strategy. This paper takes China and Republic of Korea as examples to sum up the influence of cultural communication strategy on soft power. The common characteristics of the two countries is the importance of government. However, due to differences in cultural industrialization and dissemination content, there are still great differences in the effect of cultural transformation into soft power. Overall, Republic of Korea has more successful experiences and China is in the process of development.