Demonstration model: iPhone13&; & Huawei P50 &;; & Xiaomi 12 system version: IOs15.4&; & HarmonyOS System 2 & MIUI13 Snail Mobile is a Unicom card, and Snail Mobile and Unicom are cooperative. Snail mobile business covers an open mobile game platform, differentiated traffic products and services, and a series of mobile phone hardware devices customized for gamers.