HI Infinity users,
Here is the solution of Invalid Sim in dualsim MMODULE SUPPORTED
AS you know that Mmodule dont have 2 options of imei 1 and 2 do this

Open MModule select phone model

Go to service tab

type your desired Imei

then Click WRITE

This Imei is for Simcard 1

FOR writing Sim-card 2, Close MModule

Open Chinese miracle

Go to service Tab

Write your Desired Imei

Down your Imei Choose Imei #2 for dual sim/MonoCPU

Click Write

All Done

Invalid sim now its a dream

Tested 100000% working

Tested on Dualsim phones like ZTE s213,Nalongo etc....