ZTE Blade A31 Plus official Pictures. ZTE Blade A31 Plus is a Smartphone of zte. The ZTE Blade A31 Plus Android Smartphone. Announced Oct 2021. Features 6.0″ Display, Unisoc SC9863A Chipset, 3000 MAh Battery, 32 GB Storage, 1000 MB RAM. ZTE Blade A31 Plus price starts.