This document summarizes a report on mobile e-commerce in China from January to May 2015. Some key findings include: - E-commerce monthly active users reached 352 million in May 2015, over 50% of which were women. - Taobao's monthly user coverage was over six times that of the next six largest e-commerce sites combined. - Taobao and Work.taobao.com (Taobao's merchant app) had the highest levels of user stickiness. - Emerging areas like live/fresh food, overseas purchases ("Haitao"), and maternity/baby grew rapidly, led by companies like Beequick.com and Xiaohongshu.com.