iQOO, a sub-brand of Vivo, has launched another upper mid-range smartphone in China, the “iQOO Z11 series”, which is built for high-refresh-rate gaming performance. It carries two phones, the “iQOO Z11 and iQOO Z11x”, which give focus on high performance, massive batteries, and premium processors. This series also carries one more smartphone, which is iQOO […]