Technology Vivo Unveils iQoo Sub-Brand in China, Likely to Focus on Premium Devices February 12, 2019February 12, 2019 satyamadmin iQoo by Vivo sub-brand will join the likes of Poco and Redmi by Xiaomi, Nubia by ZTE, Zuk by Lenovo, and Honor by Huawei. Source: Tech Smartphones Share Facebook Twitter Pinterest Linkedin