This is GENERAL flashable zip to restore your IMEI!! YOU STILL NEED YOUR IMEI FILES.
DOWNLOAD: http://adf.ly/16bP4t-Should work on any device mediatek like
UMI, XIAOMI, ZINGZONE, BQ, DODGEE, JIAYU,ETC..
NOTE: YOU MUST HAVE A ROOTED MTK SMARTHONE BEFORE COPY THE IMEI FILES, IF NOT THIS METHOD DONT WORK.1-Before flashing a custom rom or other, backup your IMEI files from folder in : data/nvram/md/NVRAM/NVD_IMEI --»COPY ALL FILES to computer.2-step, click on right button in your mouse and open with winrar. click on data folder until this folder below.3-click on your IMEI files and drag to inside this folder. it should look like (B) image.4-close the folder and put in your micro SD card.5-flash with recovery and reboot. (A) (B)