Job description： 1、Daily/weekly/monthly sales tracking of O2O group & Sales performance report. 2、Follow up data analysis and updating 3、Rush order support and sales forecasting 4、Assist in checking documents of trade spending and also quota management 5、Daily administrative work Requirements： 1、Strong sense of responsibility, practicing, taking seriously in working, 2、Good at communication 3、Good at excel and data analysis 4、At least 4 days per week attendance and last for 6 months