Despite that, the budget Xiaomi smartphone line, Red Mi, has far outsold their flagships. It’s estimated that the Red Mi line has accounted for 70% to 80% of Xiaomi’s total smartphone sales. As of October 2015 some 30 million monthly active smart devices, all of which are made by Xiaomi ‘ecosystem companies’, were connected to 3 million Xiaomi smart WiFi routers in Xiaomi users’ homes. AMAZFITHuami has shipped more than 10 million Mi Bands, the activity tracking wearable they developed for Xiaomi, in 2015. In 2015 Huami introduced a smart body scale, Huami Smart Chip (our translation), in-shoe sensors, and AMAZFIT, a button-sized activity tracking device.