Abstract: Not satisfied with traditional tobacco marketing system, a mobile tobacco marketing system, which was more convenient, versatile, timely and transparent, was designed based on Android platform. By the API(Application Programming Interface) functions of Android platform, the system incorporated a user access layer, implemented terminal system update and mobile GIS, and the methods for promoting system security were proposed. The results showed that this system satisfied the application needs of marketing staff, it allowed them to visit marketing information system platform anytime and anywhere, other functions included staff attendance record, performance appraisal, work log, customer visiting and market data collecting.The test results indicated that the success rates of attendance positioning and price data transmission reached 100%, average time for data transmission was 1.2 and 2.1 sec/month, respectively. The system ran smoothly, data processing was accurate and efficient, it promoted marketing data sharing and improved the basic management level of tobacco marketing.