Through the case analysis and text analysis methods，this paper investigate Chinese cultural image presented on the 2017-2018 overseas mainstream social platform. The result show that overseas people’s perception of Chinese cultural image exists “traditional” and “modern” difference，“grand” and “daily” deviation. Although foreign people have a clear understanding of Chinese elements，the understanding of the image of Chinese culture is generally spectacular and framed. Based on this，this paper believes that the shaping of Chinese cultural image should focus on cultural content，communication channels and communication carriers，and pay attention to the important force of overseas social media platforms and overseas Chinese.