Bicycle has become a common transport means of the general public in public travel. The distribution range of Hangzhou public bicycle system has covered the whole Hangzhou. Visualization and analysis method of study of public bicycle system includes gaining each station's rental data by query, and historical statistic data including that of last week, yesterday and today. Furthermore, the users can select some stations and this system will show their statistic data in one graph in order to realize the trend of an area by interactive analysis to help people fully understand and analyze data and forecast each station's rental trend.