Photon Network is Lagging and Freezing On Android Devices Please Help!!

On Unity Editor and Computer its working great there is no lag and no latency Ping is arround :100 on local server:16
but when I build the game to android device It is acting weird When I connected to lobby and game ping is stable evrything is fine all of Rpc works fine but after 8-12 seconds ping rising to 200-400 ms for a 1 second and evryhting is freezing after that ping get lower again this happening almost evry 10 second (Its happening on local server too) What Should I do please help :/