First, the advertising promotion channel is relatively single. Chuanqi Auto has realized the combination of traditional media and modern media in the selection of advertising and promotion channels, but in most cases, it is still dominated by newspapers and magazines; the choice of news media is limited to Auto House, Sina.com, Sohu.com, "International Auto News", "International Traffic News", etc .; for the use of modern media, it is limited to "new media" of domestic brands such as websites. Compared with "three-dimensional" advertising promotion, there are still large gap.