This is Infocus Bingo 21 (M430) stock fitmware flash file. Download from the provided link and follow the provided flashing instructions.
If your device is bricked, and you happen to have messed up recovery partition, you can easily un-brick using the firmware package in this guide- following the flashing instructions after the download details.
File Name: INFOCUS_M430_HGO-2120-0-00WW-A02.rar
Size: 955 MB
Firmware Link: Download
Flashing Infocus Bingo 21 (M430) Stock Firmware
Flashing InFocus Bingo 21 stock ROM on your phone is pretty easy. Follow the simple flashing instructions here.
If you have any problems flashing this firmware package, use the comment form at the end of this post to inform me.