Do you own a device which have a hybrid SIM slot , a SIM slot which will allow you to use either two SIM cards or one SIM card and one Micro SD card at a time like the Samsung Galaxy S7, Samsung Galaxy S7 Edge, Redmi Note 3, etc. ? Now No Replied have posted a solution by using that you will be able to use two SIM cards and the SD card at the same time.
The drawback of this workaround is that there is a high possibility that you will damage your SIM card, which may not work well if you have done this without so much care. Also the SIM will not be able to use on other normal devices.
What you have to do is take the chip from the SIM card and place it on the Micro SD card. It will be looking like below picture after you done this.
The redline shows the separation of SIM card. If you are interested in trying this here is a step by step instruction from the No Replied
Before proceeding one last line
Do this at your risk, it may damage your Phone, SD card or SIM.