Timi and Lightspeed are two versions of PUBG mobile available in China. Timi is suitable for lows specs smartphones but this version is only available in China. While the other one Lightspeed is the global version everyone is using with much better graphics quality and smooth gameplay but requires higher specs smartphones than the Timi version. The two versions are made by two different studios. One by Timi Studio and is called PUBG: Army Attack and the other one by Lightspeed & Quantum Studio and is called PUBG: Exhilarating Battlefield. Both versions stayed true to the mechanics and gameplay of the PC version of PUBG.