Video-sharing sites since entering the country, the popularity of the rapid and positive development. Video-sharing sites commercialization of the problem also caused widespread concern. At present, China's most video-sharing sites have not yet profitable, profit has become a model of video-sharing site facing the important issues. This paper attempts by the video-sharing site of the understanding, from the website operators and marketing mode, the video sharing site's understanding of profit and the profit model of innovation to explore. Through the video sharing site characteristics of thinking, a model of its marketing and profitability model analysis. Video-sharing sites to guide service providers through active marketing strategy, the profitability of innovative models to complete site's revenue, to achieve the profit target site. So as to promote China's video sharing site and the whole industry to actively develop the Internet industry, China's Internet video look forward to the healthy, harmonious and cultural progress, China's cultural industry and the prosperity and development.